Baseball Calendar

July 24 -- Hall of Fame induction, Cooperstown, N.Y.
    July 31 -- Last day to trade a player without securing waivers.
    Aug. 15 -- Last day to sign selections from 2011 amateur draft who have not exhausted college eligibility.
    Aug. 17-18 -- Owners' meetings, Cooperstown, N.Y.
    Sept. 1 -- Active rosters expand to 40 players.
    Sept. 30 or Oct. 1 -- Playoffs begin.
    Oct. 19 -- World Series begins.
    November -- Free agent period to sign exclusively with former teams, first 15 days after World Series ends.
    Dec. 1 -- Last day for teams to offer salary arbitration to their former players who became free agents.
    Dec. 5-8 -- Winter meetings, Dallas.
    Dec. 7 -- Last day for free agents offered salary arbitration to accept the offers.
    Dec. 11 -- Collective bargaining agreement expires.
    Dec. 12 -- Last day for teams to offer 2012 contracts to