Edward Kennedy Jr., son of the late Sen. Edward M. Kennedy, applauds during a campaign event in Boston for Senate candidate Elizabeth Warren on Monday, Nov. 5, 2012. (AP Photo/Steven Senne)

Photo by: Steven Senne

Edward Kennedy Jr., son of the late Sen. Edward M. Kennedy, applauds during a campaign event in Boston for Senate candidate Elizabeth Warren on Monday, Nov. 5, 2012. (AP Photo/Steven Senne)