Write an article that answers the following question: How many points were the Jets leading by at halftime?
The Raiders started their season on the road against the Jets.  In the first quarter, the Jets grabbed an early lead as Nick Folk kicked a field goal from 45 yards out for a 3-0 lead.  The Raiders took the lead later on in the quarter as Derek Carr found Rod Streater on a 12-yard touchdown pass for a 7-3 game.  In the 2nd quarter, the Jets retook the lead when Geno Smith found Chris Johnson on a 5-yard touchdown pass for a 10-7 game at halftime.  After the break, the Jets went back to work as Folk kicked another field goal from 42 yards out for a 13-7 game for that quarter's only score.  In the 4th quarter, they increased their lead as Chris Ivory ran for a 71-yard touchdown (with a faild 2-point conversion) for a 19-7 game.  The Raiders scored late in the 4th quarter when Carr found James Jones on a 30-yard touchdown pass for a 19-14 final score.