With his next touchdown pass, Denver Broncos quarterback Peyton Manning will cross a historical threshold and continue his march toward one of the league's more coveted individual milestones. Going into Sunday's game against the Arizona Cardinals, Manning has 499 career touchdown passes. His next would make him just the second quarterback in league history to reach 500 and put him on the doorstep of Brett Favre's record of 508. Read more http://espn.go.com/nfl/story/_/id/1...-peyton-manning-join-brett-favre-nfl-500-club
