BOSTON (AP) -- A Boston woman says her son was the man found dead in an industrial park about a mile from New England Patriot Aaron Hernandez's home in Massachusetts.

EAST RUTHERFORD, N.J. (AP) -- Former New York Giants punter and radio analyst Dave Jennings has died. He was 61.

SANTA CLARA, Calif. (AP) -- The San Francisco 49ers signed defensive end Justin Smith to a two-year contract extension Wednesday to keep one of their most important defensive players off the free-agent market next offseason.

FLOWERY BRANCH, Ga. (AP) -- Steven Jackson is still trying to feel his way through his first offseason with the Atlanta Falcons.

FOXBOROUGH, Mass. (AP) -- New England Patriots tight end Rob Gronkowski underwent back surgery on Tuesday, his fourth operation this year.