The long deferred St. Joseph city Police, crackdown on drivers viobti ng the new one way traffic Jane set up In the 600 block of Winches ter avenue, began last night. Two large, prominent signs warn Against entry at the South State street exit of the one way stretch. When the one way traffic was first instituted, barricades and lanterns were set up to ‘warn away errant motorists, and word of the change was published and broadcast. * The four drivers charged with driving the wrong way on a one way street were Lenny H. Probst, 18, of 826 Superior, Benton Harbor; Harry F. Bischoff, 19, Route 2, Benton Harbor; Irene Feather, 50, of Baroda; and Thomas A. Faulk her, 16, Route 2, Berrien Springs.