Simplify the following text for a Grade 12 native English-speaking person.
Original: Christopher James Kluwe ( born December 24 , 1981 in Philadelphia , Pennsylvania ) is an American Football Punter for the Minnesota Vikings of the National Football League ( NFL ) .
Simplified: Christopher James Kluwe ( Ë kluË i ; born December 24 , 1981 in Philadelphia , Pennsylvania ) is a punter for the Minnesota Vikings of the National Football League .