49ers activate George Kittle off IR, will play against Arizona Cardinals
TE George Kittle out for 2nd straight game for 49ers
Report: George Kittle unlikely to play vs. Seahawks
49ers TE George Kittle's injury situation 'not good,' according to report
49ers injury update: George Kittle, Charvarius Ward in vs. Steelers
George Kittle 'made a lot of progress' with groin injury, still not practicing for 49ers
49ers might be without stars George Kittle and Nick Bosa for Week 1 matchup with Steelers
49ers' George Kittle idled by groin injury, start vs. Steelers at risk
Sources -- San Francisco 49ers QB Jimmy Garoppolo, TE George Kittle to miss multiple weeks - ESPN
49ers tight end George Kittle's groin injury not good, contingency plans in place for him should he be ruled out for first game against Bears: One source characterized injury as serious enough