The San Francisco 49ers have signed rookie outside linebacker Corey Lemonier to a four-year contract. The deal was announced Monday, a day before the reigning NFC champions open a three-day minicamp. San Francisco made a trade with the Packers to move up five spots and choose the Auburn standout with the 88th overall selection in April's draft. Also Monday, San Francisco signed fullback Jason Schepler to a three-year contract after waiving him June 3. Fullback Alex Debniak was waived Monday to clear roster space. CBSSports.com
