. >> reporter: mark fucaro was the first to come down with his hand cycle. >> little sore, little tired. dealing with the shoulder injury. >> reporter: he is one of a years after the bombings have overcome extraordinary obstacles. >> it was amazing, just the support, i did this for people that ran for me, for my son to know that, you know, it can be done. >> reporter: for patrick downes crossing the finish line was a milestone in a long journey as he recovers after losing a leg in the bombings. he went directly to his wife who is also a survivor. >> we know that we have a lot of spirit on our side from this city because we responded with love and peace and goodness and good will. that will always win. >> reporter: for many of the survivors a finish sends a resounding message three years after one of the city's darkest days. >> terrorism is really perverted thing. it's a delusion of grandeur that somehow they think that they are doing the ultimate justice in this world and thast's not how this was. love and peace is the ultimate justice. >> so great to see all that. courage they are show