FILE - In this Tuesday, Jan. 8, 2013 file photograph, New Jersey state Sen. Barbara Buono, center, D-Edison, who has announced that she will challenge the first-term Republican Gov. Chr

 

              FILE - In this Tuesday, Jan. 8, 2013 file photograph, New Jersey state Sen. Barbara Buono, center, D-Edison, who has announced that she will challenge the first-term Republican Gov. Chr
FILE - In this Tuesday, Jan. 8, 2013 file photograph, New Jersey state Sen. Barbara Buono, center, D-Edison, who has announced that she will challenge the first-term Republican Gov. Chris Christie, in November, talks with Assemblyman Patrick J. Diegnan, right, D-South Plainfield, at the Statehouse in Trenton, N.J. On Tuesday, Jan. 29, 2013, Buono picked up endorsements from the Democratic Governors' Association, southern New Jersey's seven county Democratic Party chairs, and the southern legislative delegation, thereby sewing up enough support statewide to become the Democrats' presumptive nominee for governor. (AP Photo/Mel Evans, File)