 Down the street he picked up Ernest Hammett, who was trying to flag down cars, and together they tried to find the perpetrator.Six blocks away from the crime scene, near Miami International Airport, they caught up with Brown, and Kram, according to himself, fired a warning shot "over his (Brown's) head", though the bullet hit Brown in the back and later proved to be the cause of his death.When Brown turned in his saddle, aiming at his pursuers with his shotgun, they ran him over, crashing him into a concrete light pole.