I admit I haven’t all the information on this one, but it says he reached for the gun... he could’ve been reaching for a lot of things, like license and registration...
As for carry permit, the second amendment covers that
“You don’t reach for anything except the sky or roof of your vehicle with BOTH of your arms and hands when a cop says-HANDS UP.” He’ll tell you what to do. Officers DESERVE RESPECT/ US to OBEY.