Three years after the Boston Marathon bombings killed three people and injured more than 260, 21 survivors returned to the 2016 race.
Boston Marathon bombing survivor Jessica Downes cheers as her husband and marathon bombing survivor Patrick finishes the 120th running of the Boston Marathon on Monday. (Photo: Brian Snyder/Reuters)
Patrick Downes pushes his wife Jessica across the finish line after he finished the marathon. She lost both her legs in the 2013 bombings. (Photo: Elise Amendola/The Associated Press)
Downes celebrates with Martin Richard's family. Eight-year-old Martin died in the attack. (Photo: Maddie Meyer/Getty Images)
Boston Marathon bombing survivor Adrianne Haslet, centre, poses in Hopkinton, Mass., before running in the 120th Boston Marathon. (Photo: Michael Dwyer/The Associated Press)
Haslet-Davis starts the race. (Photo: Bill Greene/The Boston Globe via Getty Images)
Boston Marathon bombing survivor Celeste Corcoran stands on the finish line as she waits for runners in her running group, 50 Legs, to cross the finish line. (Photo: John Tlumacki/The Boston Globe via Getty Images)
Corcoran gets a hug at the finish line of the 120th Boston Marathon. (Photo: Elise Amendola/The Associated Press)
Boston Marathon bombing survivor Jeff Bauman, center, walks over the marathon finish line on the third anniversary of the bombings, April 15, 2016, in Boston. (Photo: Michael Dwyer/The Associated Press)
Boston Marathon bombing survivor Mark Fucarile powers his bike across the finish line. (Photo: John Tlumacki/The Boston Globe via Getty Images)
For more fantastic moments from the race, check out this story.