Week In Review: MBTA Derailments, Raytheon Merger, David Ortiz Shooting

We review the major news stories of the week, including continuing problems with the MBTA, the proposed merger between Raytheon and United Technologies, and the ongoing saga around the shooting of Red Sox legend David Ortiz.

Joe Battenfeld, political columnist at the Boston Herald and host of "Battenfeld" on Boston Herald Radio. He tweets @joebattenfeld.

Arline Isaacson, political consultant and co-chair of the Massachusetts Gay and Lesbian Political Caucus.