Runners react to the gun at the start of the 107th running of the Boston Marathon in Hopkinton, Mass., on Monday April 21, 2003. A field of 20,260 left the starting line at noon.
Defending Boston Marathon Champion Rogers Rop of Kenya, takes the lead at the start of the race.
Marathon winner Robert Cheruiyot of Kenya raises his arms as he crosses the finish line. He finished in 2 hours, 10 minutes, 11 seconds to win by 23 seconds. Cheruiyot is the eighth Kenyan to win the race since that country began its domination in 1991.
Svetlana Zakharova of Russia raises her arms as she breaks the tape to win the women's division in two hours, 25 minutes, 20 seconds. She is the first Russian to win since 1993.
Marathoners Pat Duprey and Laura Snider, calculate the distance to the spot near Heartbreak Hill on the Boston Marathon course where they plan to stop and be married.
Under the watchful eyes of a member of the National Guard, runners stream through Hopkinton, Mass.
Boston Marathon winner Robert Cheruiyot of Kenya, center, with fellow Kenyans, Martin Lel, left, and Timothy Cherigat, right.