First Word: ‘Solid leads’ in Boston bombing case

Updated
Boston firefighters, right, talk with FBI agents and a crime scene photographer Tuesday, April 16, 2013,  at the scene of Monday's Boston Marathon explosions.
Boston firefighters, right, talk with FBI agents and a crime scene photographer Tuesday, April 16, 2013, at the scene of Monday's Boston Marathon explosions.
AP Photo/Charles Krupa

Very busy news day here at The Last Word. Officials in Boston told reporters they’ve identified “a number of people” from video footage taken near the blast site and have “solid leads” in the case.

Once again, msnbc’s Lawrence O’Donnell will be anchoring the show live from Boston. Here’s a look at the stories shaping tonight’s rundown:

First Word: 'Solid leads' in Boston bombing case

Updated