Transcript for Boston Shootout Adds to Intense Week for White House
They call now at the White House the president -- you tonight John. -- it has been a sleepless night for the president's national security and Homeland Security teams it was -- some Monica that is his counterterrorism advisor and somebody. Who by the way is from Boston. It was tasked with keeping the president up to date overnight on the very latest developments. And it has been -- and around the clock operation from the very beginning George they have been concerned. Of course -- what happened in Boston but also with the prospects that something else could be following and that the perpetrators. -- at large so you can imagine how closely they -- tracking this. Wrapping up George what has been one of the -- just weeks of the entire Obama presidency just think about it. You had the bombing in Boston on Monday followed by those rice in letters one addressed to the president and -- dressed up up to a senator on. Capitol Hill and of of course you had the explosion in Texas. Now. Obviously nothing connecting those other events -- this put all contributing to -- very tense week for the Homeland Security concern of course this is the anniversary of the Waco bombings twenty years ago Oklahoma City. As well okay Jon Karl thanks from.
This transcript has been automatically generated and may not be 100% accurate.