Football Outsiders continues its "Plugging the Holes" series, in which it targets the offseason issues facing each team in the NFL by division.
Previous editions: AFC West
Arizona Cardinals: Can Matt Leinart be the team's QB -- and does the team even have a choice?
In his final NFL victory, Kurt Warner put up perhaps the best statistical performance of his career, throwing for more touchdowns (five) than incompletions (four) in a thrilling overtime playoff win over the Green Bay Packers. His retirement after the Cardinals' loss to the Super Bowl champion Saints the next week leaves the Cards on the ledge at the quarterback position, but it isn't just Warner's absence that could prove problematic -- market forces are moving in the wrong direction.