49ers Pre/Post December 20, 2020 2:11 pm 49ers' Kyle Shanahan gives thoughts on Nick Mullens performance vs. Cowboys 49ers head coach Kyle Shanahan shares his thoughts on Nick Mullens performance after their 41-33 loss to the Cowboys on Sunday. 49ers videos 3:03 Bosa wants 49ers' defense to ‘step it up' vs. Cardinals 5:06 Pearsall believes 49ers' rookies will help boost veteran ‘core' 5:55 Kittle focused on ‘his own work' as he concludes another big 49ers season 2:42 Juszczyk remains optimistic about 49ers' championship window 7:33 Sorensen recognizes 49ers defenders' growth as season comes to close
