The New Jersey governor’s race is still up in the air thanks to vote-counting debacles plaguing several counties — including in a key area where dozens of machines were shut down before ballots were counted. A mistake by a poll worker led machines in 56 voting districts in Essex County, the state’s second-most populated region, to be turned off before their ballots were tallied, local election officials said. The flub has helped throw a wrench into calling the stunningly tight race between Democratic Gov. Phil Murphy and GOP foe Jack Ciattarelli. “Those machines have to be brought back to the...