September 12, 2021 2:10 pm Shanahan: 49ers must play ‘smarter' late in games After the 49ers had a 38-17 lead at the end of the third quarter vs. the Lions, Detroit made a late comeback. Kyle Shanahan spoke about how the 49ers must play smarter moving forward. 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?