BOSTON (CBS) – The Senate race between Republican Scott Brown and Democrat Elizabeth Warren is heating up in Massachusetts.

The two have agreed to participate in a series of debates as we approach November after Warren was endorsed by her party.

WBZ’s Jon Keller sat down with Mass. Democratic Party chairman John Walsh to talk about Warren and the upcoming Senate election.

Watch Part 1:

Watch Part 2:

You can listen to Keller At Large on WBZ News Radio every weekday at 7:55 a.m. and 12:25 p.m. You can also watch Jon on WBZ-TV News.