Arizona Diamondbacks pitcher Randy Johnson acknowledges the fans as he becomes the Major League's lefthand strikeout leader when he whiffed Vinny Castilla in the seventh inning of the Diamondbacks' 3-2 win over the Rockies on September 15, 2004 in Phoenix, AZ. Johnson passed Steve Carlton (4136) and ended the evening with 4,139. (UPI Photo/Will Powers)