The chairman of the Republican Liberty Caucus of Massachusetts endorsed Barack Obama late Sunday night, joining other Republicans who have recently moved away from their party's own standard bearer, John McCain.
[img_assist|nid=227|title=U.S. Sen. Barack Obama (D-Ill.)|desc=|link=none|url=undefined|align=right|width=123|height=154]Jason Burkins, who is also a member of the Somerville Ward 5 Republican Committee, said in an email that he no longer sees eye-to-eye with the principles of the national GOP.