NFL N95 facemasks? No more huddles? Is Shanahan setting to High of expectations? Behind the whistle

We discuss the NFL possibly using N95 Facemasks. Whether the NFL should learn from the XFL and go away from huddles. Is Shanahan setting to High of expectations? Behind the Whistle segment about Defensive Line Coach Kris Koceruk. Plus we put on our front office hats and propose 3 trades for a WR the 49ers might consider --- Support this podcast: https://podcasters.spotify.com/pod/show/49ers-cutback/support