Original: Matt Leinart was again given the starting quarterback job at the start of the 2007 season. But in the third game of the season, against the Baltimore Ravens, Warner came off the bench to relieve an ineffective Leinart during the 4th quarter with the Ravens leading 23 - 6 at the beginning of the period.
Simplified: In the third game of the 2007 season against the Baltimore Ravens, Warner came off the bench because Leinart was again not playing well.