This weekend’s untimely death of Titans-Ravens quarterback Steve McNair brings to mind the tragic deaths of several Chiefs. Most Chiefs fans do not recall the name of Edward “Stone” Johnson. Stone Johnson was a finalist in the 200 meter and the 4×100 relay in the Rome Olympics in 1960. In 1963, the Chiefs had moved from Dallas to Kansas City and Johnson was a rookie running back from Grambling. Johnson broke his neck during an exhibition game against the Raiders in Wichita. Unfortunately, he