SANTA CLARA, Calif. – Linebacker NaVorro Bowman has started running and soon hopes to beginning making cuts during his the rehabilitation from a torn ACL in in January, coach Jim Harbaugh said Thursday.In February, Harbaugh estimated that Bowman could return at about midseason. That is more than three months away. Harbaugh doesn't have a more clear estimate now, but he is not pessimistic about Bowman's return. Bowman suffered the knee injury in the fourth quarter of the 49ers' NFC title game loss at Seattle on Jan.