FILE In this Thursday, July 18, 2013 file photograph, U.S. Rep. Rush Holt listens to a question during a neighborhood meeting in a home in Trenton, N.J. On Tuesday, Feb. 18, 2014, Holt said he will not seek re-election in November and will retire from Congress when his term ends in January. The Democrat who represents central New Jersey's 12th District announced his decision with an email to constituents. (AP Photo/Mel Evans,file)

FILE In this Thursday, July 18, 2013 file photograph, U.S. Rep. Rush Holt listens to a question during a neighborhood meeting in a home in Trenton, N.J. On Tuesday, Feb. 18, 2014, Holt said he will not seek re-election in November and will retire from Congress when his term ends in January. The Democrat who represents central New Jersey's 12th District announced his decision with an email to constituents. (AP Photo/Mel Evans,file)