OLD WESTBURY - A wrong-way driver is under arrest after crashing into two trucks on the Long Island Expressway in Nassau.Traffic was backed up for miles last night and the LIE was closed for four hours, after a Jericho woman hit a tractor-trailer on the Jericho Turnpike entrance ramp at exit 40.Police say 40-year-old Yuhua Zhu was drunk when she hit the tractor-trailer at around 8:15 p.m. last night and then continued to drive east in the Westbound lanes, hitting a box truck.Zhu suffered minor injuries. There's no word yet on the charges she's facing.