NEW YORK - The San Francisco 49ers and the Baltimore Ravens won their National Football League championships in stunning fashion on Sunday to set up an extraordinary sibling rivalry in next month's 47th Super Bowl. The 49ers, coached by Jim Harbaugh, overturned a 17 point deficit to beat the Atlanta falcons 28-24 in the NFC decider before the Ravens, under the guidance of Jim's older brother John, stunned the highly-fancied New England Patriots 28-13 in the AFC title game. ...