The POTUS doesn't get vetted for security clearance, no matter his background. The same is true for the majority of his aides and major appointments. If this weren't so, Bill Clinton wouldn't have HAD a staff when he was Pres.
+1
Hey guys, don't get too hung up on this citizenship garbage. We already have enough to move him out of office. If we start focusing on this sideshow stuff again rather than the things he's actually done while in office, you'll be hurting the chances of getting a new executive.