Police say Kurt Knoernschild, of Lake Ronkonkoma, made a left turn through a red light at the intersection of County Road 83 and Coram-Mt. Sinai Road at 1:45 a.m. Thursday.
The 53-year-old Knoernschild was allegedly driving erratically before he was stopped.
He was arrested and charged with felony driving while intoxicated and felony aggravated unlicensed operation of a motor vehicle.
Knoernschild's pickup truck was seized based on his prior DWI convictions.
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