Chris Simms October 31, 2020 4:32 am Chris Simms on why the the 49ers can't lose George Kittle to injury Outside of Jimmy Garoppolo, if there’s one person on the 49ers roster that Chris Simms thinks San Francisco can’t lose, it’s George Kittle. 49ers videos 1:02 Smith reacts to being called toughest opponent Staley, Williams faced 2:01 Aldon Smith reflects on NFL career, lessons learned 2:51 Former 49er Aldon Smith shares message to youth on mental health 0:58 49ers Talk: 49ers sign Terrell Owen's son Terique as undrafted free agent 1:25 49ers Talk: Is ‘writing on the wall' for Samuel's future in San Francisco?