The Chicago Bears and Pro Bowl receiver Brandon Marshall agreed to a three-year contract extension through the 2017 season on Monday. Marshall announced on Twitter that the extension is worth $30 million and that he's donating $1 million to the ''mental health community.'' He signed the deal during an appearance on ABC's ''The View'' talk show. In 2011, Marshall disclosed that he had been diagnosed with borderline personality disorder. The 6-foot-4, 230-pound Marshall has a history of off-field problems, but the Bears have had no complaints. More...