Marathons Are Soft Targets: Professor | NBC 7 San Diego
Terror in Boston: Boston Marathon Explosions

Terror in Boston: Boston Marathon Explosions

Three Dead, Hundreds Injured After Explosions Near Marathon Finish

Marathons Are Soft Targets: Professor

There are many unanswered questions after the explosions at the Boston Marathon finish line. NBC 7's Danya Bacchus spoke with experts to let us know if we can protect ourselves and how something like this could happen.

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