sharon olds, later in the program. those are some of the day's major stories. now, back to jeff. >> brown: back to the boston bombing story. president obama went to white house briefing room this evening to make a statement on developments. >> good afternoon, everybody. earlier today i was briefed by my homeland security team on the events in boston. we're continuing to monitor and respond to the situation as it unfolds. i've directed the full resources of the federal government to help state and local authorities protect our people, increase security around the united states as necessary, and investigate what happened. the american people will say a prayer for boston tonight, and michelle and i send our deepest thoughts and prayers to families of the victims in the wake of this senseless loss. we don't yet have all the answers. but we do know that multiple people have been wounded. some gravely in explosions at the boston marathon. i've spoken to f.b.i. director mueller and secretary of homeland security napolitano. they're mobilizing the appropriate resources to investigate and to respo