By definition, any time a vehicle leaves its wheels and its side and / or roof touches the ground at least once, it is a rollover collision. (chicagopersonalinjurylawyerblog.com)
There should be both a corresponding left wheel and right wheel. (chiccousa.com)
The mechanic said that nothing can be done about the rear - left wheel because the alignment is not adjustable. (mechanics.stackexchange.com)