Chargers running back Ryan Mathews has a sprained MCL in his right knee and could miss four to five weeks, according to multiple media reports. The Chargers have not confirmed the reports. Coach Mike McCoy is scheduled to meet with reporters at 3:45 p.m. ET. Read more http://espn.go.com/nfl/story/_/id/1...an-diego-chargers-sprained-mcl-miss-4-5-weeks