at jfk s security check post v trying to follow the motorcade of italian matteo renzi onto the tarmac. the tail car warned security cannella s official looking black suv was not part of the motorcade. as he approached, the delta barricade was raised to prevent miss access. when police searched his vehicle they found a magazine for a 9mm gun with five hollow point bullets inside, a foot long hunting knife, marijuana and walkie-talkies. he told enter gators he was trying to give the pope his business charges and he wants to effectuate change. cops found video his smartphone showing that earlier saturday he followed the motorcade of turkmenistan through security and on the tarmac. someone inside called police to warn the media to stay off the property. now, court documents say that cannella claims to be a new york city firefighter retired on disability and that he was flashing some kind of official looking fdny badge at the security checkpoints. tonight he is being held on $500,