Simplify the following text for a Grade 8 native English-speaking person.
Original: Justin Irvin Upton ( born August 25 , 1987 in Norfolk , Virginia ) is an American Major League Baseball right fielder for the Arizona Diamondbacks .
Simplified: Justin Irvin Upton ( born August 25 , 1987 in Norfolk , Virginia ) is a American baseball player . He plays as a Right fielder for the Arizona Diamondbacks of Major League Baseball ( MLB ) .