49ers Pre/Post October 21, 2020 8:12 pm Shanahan misses impact of 49ers fans at Levi's Stadium 49ers coach Kyle Shanahan discussed how tough it has been not to have fans at Levi’s Stadium so far this season. 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?