Warrior General Games

I was looking at my game stats and my LB had 7 Tkl and one hry and pretty good game. But then I noticed that he had 6 return TDs,

http://goallineblitz.com/game/game.pl?game_id=1275642

I was wondering if this happened often?

only in loldleague or games predetermined to be a blowout

Basically, the fastest players on the team are the ones assigned to return duty. I have friends with experimental kickers who are on KR.