Defendant in Bridgegate trial testifies Christie knew more than he’s saying

Bridget Ann Kelly, texting, with Governor Chris Christie and Michelle Brown at Seaside Park fire, September 12, 2013, photo by Phil Stilton

NEWARK, N.J. — New Jersey Gov. Chris Christie in August 2013 approved of a traffic study to be conducted by the Port Authority of New York and New Jersey at the George Washington Bridge, according to testimony in federal court here Friday from Bridget Anne Kelly, a former aide to the governor who is charged in…