Simplify the following text for a Grade 6 native English-speaking person.
Original: Chivas USA plays its home games at The Home Depot Center in Carson , which it shares with its rival , Los Angeles Galaxy .
Simplified: C.D. Chivas USA is an American football ( soccer ) team that plays in Major League Soccer in Carson , California . They began play in 2005 , and they play at the home of the Los Angeles Galaxy .