Emotional day at the Boston Marathon

Associated Press
Ron McCracken of Dallas pays his respects at a makeshift memorial honoring to the victims of the 2013 Boston Marathon bombings ahead of Monday's 118th Boston Marathon, Sunday, April 20, 2014, in Boston. McCracken's race last year was cut short due to bombings and Monday's race will mark his 14th year running in the Boston Marathon. The memorial is where the second of two explosions happened last year near the finish line. (AP Photo/Matt Rourke)

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After the bombings at last year's race, the 2014 event has become a symbol of the American spirit.

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