49ers' George Kittle questionable with groin strain, hopes to play
49ers highlights: George Kittle runs 43 yards into NFL record books
George Kittle returns to San Francisco 49ers practice
Nevius: In appreciation of George Kittle, the 49ers' lovable goofball
Star TE George Kittle set to return for 49ers vs. Cardinals
Source -- George Kittle, 49ers reach 5-year, $75 million extension
NFL: San Francisco 49ers' George Kittle is out for Super Bowl
Report: 49ers Star TE George Kittle Could Miss Steelers Game
San Francisco 49ers camp preview: George Kittle keys tight ends