The costly Jets’ turning point before Jaguars game spiraled out of control

JACKSONVILLE, Fla. — At the end of a 48-20 dismantling, this probably equates to a deck chair tossed off the Titanic or a pimple on the butt of a whale. But, if there were any such thing as a turning point in the Jets’ blowout loss to the Jaguars on Sunday, it was when Isaiah…