Does anybody know how temporary work visas are handled? I’m on an L1-B and thankfully rebooked my flights 2 weeks ago when in a business trip to Germany (in ant

Does anybody know how temporary work visas are handled? I’m on an L1-B and thankfully rebooked my flights 2 weeks ago when in a business trip to Germany (in anticipation of something like this). Edit: I’m back in the US with my wife and kids, wasn’t clear enough above.