Striking images of retired Marine Staff Sgt. Jose Luis Sanchez crossing the finish line carrying the United States flag at the Boston Marathon are spreading around the web and social media today.

Crossing the finish line after months of training for a first ... line and this is what you get," she captioned the video. Stock photo: A woman crosses the finish line in a marathon.

A moving photo of a runner crossing the finish line of the New York City Marathon with his baby boy in his arms has revealed the touching story behind the man's motivation to race. Spectator ...