The horse-collar tackle is an American football maneuver most closely associated with an American football player drafted by the Dallas Cowboys in what year? 
Horse-collar tackle: The horse-collar tackle is an American football maneuver in which a defender tackles another player by grabbing the back collar or the back-inside of an opponent's shoulder pads and pulling the ball carrier directly downward in order to pull his feet from underneath him. Horse-collar tackle:  The technique is most closely associated with Pro Bowl safety Roy Williams. Roy Williams (safety): Roy Lee Williams (born August 14, 1980), is a former American college and professional football player who was a safety in the National Football League (NFL) for nine seasons. Roy Williams (safety):  He was drafted by the Dallas Cowboys eighth overall in the 2002 NFL Draft, and played professionally for the Cowboys and Cincinnati Bengals.
2002