The Fallout Of The Attack On The Boston Marathon + Mark Mazzetti: "The Way of the Knife"

Summary: <p>THE FALLOUT OF THE ATTACK ON THE BOSTON MARATHON: Federal and local authorities in Massachusetts continue to investigate the explosions at the Boston Marathon. In Washington, law enforcement agencies are boosting security around landmarks and Metro. Kojo explores local and national reactions to yesterday's events in Boston, and connects with a journalist from Washington who reported on the scene after running the race. (11 min.) MARK MAZZETTI: "THE WAY OF THE KNIFE" : The mission of the CIA and its role in national security has been a subject of debate from the earliest days of the clandestine agency. Today the agency is central to counterterrorism operations, as more focus is put on drone strikes and other targeted strategies. Reporter Mark Mazzetti gives us a look at some of the personalities shaping the agency as it faces questions about controversial tactics. (38 min.)</p>