Oshawa man dead after collision in Ajax Posted on December 21, 2020 by oshawaexpress in CRIME A 78-year-old Oshawa man is dead after a three-vehicle collision in Ajax. Durham police were called to the scene of a serious motor vehicle collision on Thursday, Dec. 17 around 10:38 a.m. involving three vehicles at the intersection of Harwood Avenue South and Achilles Road in Ajax. A westbound grey Chevrolet Cobalt was struck at the intersection in a T-bone style collision by a northbound grey Jeep Rubicon. Following the initial collision, the Chevrolet Cobalt then struck a delivery van that was stopped on the west side of the intersection.