with the help of the f.b.i. hostage negotiation team, those tense hours finally ended. but at one point, there was a lot of very understandable concern that he might have had bombs strapped to his body. but they were able to negotiate with him. then the bloodd and wounded suspect was wheeled into the ambulance and a city and a nation began the process of exhaling for the first time in a week. and celebrating after an exhausting 102 hours of searching for that 19-year-old. the celebration on the boston commons, chants of usa, usa. watch. >> usa! usa! usa! usa! >> martha: what a moment that was. molly line reported and kept us up to speed on every development as it unfolded. she joins me now live this morning from watertown. good morning, molly