Simplify the following text for a Grade 6 native English-speaking person.
Original: A native of Austin , Texas , he played college football for Purdue and was drafted by the San Diego Chargers in 2001 , where he was their starting quarterback until 2006 .
Simplified: He was drafted by the San Diego Chargers in the second round of the 2001 NFL Draft . He played college football at Purdue .