What Makes One a "Helper"? | NBC 7 San Diego
[NATL]Terror in Boston: Boston Marathon Explosions

NATL

Three Dead, Hundreds Injured After Explosions Near Marathon Finish

What Makes One a "Helper"?

Many people think they know how they'd react but it isn't always that simple. In fact, the instinct usually boils down to science. NBC 7's Danya Bacchus reports.

    processing...

    NEWSLETTERS