Detailed text transcripts for TV channel - MSNBC - 20130424:15:28:00
Half past the hour with latest developments in the boston bombing investigation. let's get you caught up on what we know. a memorial service to be held at the top of the hour for the slain m.i.t. officer sean collier reportedly killed by the bombers. joe biden will speak at that memorial. state charges are expected to be filed by the end of the week. 39 injured victims of last monday's bombing remain hospitalized in boston at this hour. one is in critical condition list at the boston medical center. the surviving bombing suspect, dzhokhar tsarnaev is in fair condition. this is unfolding as f...