In the 1950s, NORAD started “tracking Santa” to ensure that he could pass safely into the US without fear of being mistaken for a Soviet bomber. But here in 2016, it seems like getting approval from the military isn’t enough to prove that Father Christmas isn’t a terrorist. Santa has to go through Customs now.
Source: Gizmodo – Santa Claus Proves He’s Not a Terrorist In Bizarre US Government Video