Photos: 35th El Tour de Tucson bicycle race
The 2017 Tucson Medical Center 35th El Tour de Tucson presented by Casino Del Sol is America’s largest perimeter bicycling event with five rides of 106, 76, 54, 37 or 28 miles.
35th El Tour de Tucson

Tucson's Rob Alvarez, 16, leads his Monster Media Racing team across the the finish line to win the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

A cyclist grabs a spare wheel at the top of the Santa Cruz river crossing at Drexel Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Teresa Gregory, a former coach for the Leukemia Lymphoma Society's Team in Training, cheers riders along Moore Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
El Tour de Tucson

Charlie, left, Michael and Dave Weber work on getting Michael's rear tire repaired and the family back on the road during an emergency stop along Houghton just north of Speedway at the tail end of El Tour de Tucson, Saturday November 18, 2017, Tucson, Ariz.
35th El Tour de Tucson

The lead pack passes the aircraft boneyard along East Irvington Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The leaders hit the sand at the bottom of the Santa Cruz river crossing at Drexel Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Tucson police personnel bring up the rear as a young cyclist crosses the finish line prior to the finish of the 106-milers during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Fans watch from the hilltop as bikers greet the sun at the top of the Santa Cruz river crossing at Drexel Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

A cyclist gestures toward the camera as he turns onto North Freeman Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Mechanic Kurt Levy, right, checks a shifting issue on the bike of Dawn Vonderheide as she stops with fiancee Warren Herr, left, at the Sabino Creek crossing during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Joy Parisi, of Long Island, N.Y, is forced to push her recumbent bicycle through the dirt of the Sabino Creek crossing during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
El Tour de Tucson

Assistant scout master Brent Sigafus helps restring the fence that usually surrounds the lot where Aid Station #7 was located, as Boy Scout Troop #739 wraps up their stint at Speedway and Freeman on the El Tour de Tucson route, Saturday November 18, 2017, Tucson, Ariz. For some 30 years scouts from #739, including Sigafus, have been manning the spot, which is named for his father - The Mr. Marty Aid Station.
35th El Tour de Tucson

Meredith O'Neil, left, hands out Presta coffee for riders Carol Tremble, center, and Gayle Cepparo near the Sabino Creek crossing during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Jennifer Westholm, left, tops off a water bottle for rider Torey Tryon, of Phoenix, at the aid station at Catalina Highway and Houghton Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Michelle Smith rattles her cowbell and cheers on the riders turning north onto Freeman Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The leaders pass the aircraft boneyard along East Irvington Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Cyclists traverse the Sabino Creek Crossing near Canyon Ranch during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Cyclists stop for sustenance at aid station No. 8 at Catalina Highway and Houghton Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The leaders pass the aircraft boneyard during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Andrea Collins holds up her sign of encouragement for cyclists traveling north on Freeman Road near East Golf Links during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The lead pack passes the aircraft boneyard along East Irvington Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Cyclists make the turn from Old Spanish Trail onto Freeman Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Cyclists head north on Old Spanish Trail toward Freeman Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Pima County Sheriff's Auxiliary member Diane Plant cheers on the competitors along Freeman Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The leaders pass the aircraft boneyard during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Riders get an earful on Moore Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Shelby Reynolds with Moster Media Racing takes congratulations for her tenth place overall overall finish line as the first women to finish during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

A pack of riders on Moore Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Residents watch riders on Moore Road near La Cañada during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Betty Biswell encourages a rider at the Girl Scouts aid station on Moore Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Volunteer Betty Biswell helps a rider fill a low tire at the Girl Scouts aid station on Moore Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

A rider refills his water bottle at a Girl Scouts aid station on Moore Road west of La Cañada during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Mary Wisely, left, and Lynn Jager, right, have been staffing a Girl Scouts aid station on Moore Road for 13 and 14 years, respectively, for the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Dove Mountain residents cheer on riders at the turn from Moore Road onto Dove Mountain Blvd. during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Volunteers with the Marana Rotary Club's aid station entice riders with water on Moore Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

A rider stuffs a bunch of bananas in his jersey at an aid station on Moore Road at King Air during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Spectators cheer on riders at Moore Road and La Cañada during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Rob Alvarez (16) leads the pack on the turn from westbound Ina Road to northbound Oracle Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The leaders pass the aircraft boneyard during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The leaders pass the aircraft boneyard during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
El Tour de Tucson

A recumbent biker heads up Houghton just north of Speedway, among the riders making up the tail end of El Tour de Tucson, Saturday November 18, 2017, Tucson, Ariz.
El Tour de Tucson

A Trafficade truck already hauling in one rider and bike, rides wingman for a pair of stragglers sticking to the route down Freeman at the tail end of El Tour de Tucson, Saturday November 18, 2017, Tucson, Ariz.
35th El Tour de Tucson

Registration Director Barbara Franklin urges some young boys to hurry across the finish line as the 106-milers will be crossing in minutes during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Riders push hard up the east side of the Santa Cruz river crossing at Drexel Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The leaders work their way through the bottom of the Santa Cruz river crossing at Drexel Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Lily Romero waits for here brother to show at the Santa Cruz river crossing at Drexel Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The race is on at the top of the Santa Cruz river crossing at Drexel Road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

Rider Randy Bradford from Albuquerque, NM wipes down rolling his ride in the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.
35th El Tour de Tucson

The course turns eastward from Craycroft Rd. to eastbound I-10 Frontage road during the 35th El Tour de Tucson bicycle race on Nov. 18, 2017.