Dems agree on candidate to challenge NJ's Christie from AP Top Political News At 5:39 a.m. EST by By ANGELA DELLI SANTI TRENTON, N.J. (AP) -- You might not have heard of New Jersey state Sen. Barbara Buono, though you've probably heard of the man she's itching to take on in the November election - Gov. Chris Christie.... hosted.ap.org/dynamic/stories/U/US_NJ_GOVERNORS_RACE?SITE=SCCOL&SECTION=HOME&TEMPLATE=DEFAULT