The San Diego Chargers' search for depth at quarterback will have to continue as Kyle Boller decided to retire one day after signing with the team. "I met with him this morning and he does not want to continue to play football," Chargers coach Norv Turner told reporters Saturday. Read more: http://espn.go.com/nfl/trainingcamp...er-retires-one-day-joining-san-diego-chargers
