Dzhokhar Tsarnaev is in custody; London marathoner running for Boston

      |Boston bombing suspect Dzokhar Tsarnaev is in serious condition and under heavy guard a day after he was captured in a manhunt that shut down the city; and Tatyana McFadden competed in Boston's wheelchair marathon the day it was bombed, but plans to compete in London's marathon, "dedicating the whole weekend to the people of Boston."