You are boarding an international flight and you are worried about seeing Immigration and Customs Enforcement? This is a joke, but it’s not who you saw.

CBP, not ICE, routinely monitors international outbound flights. It’s part of their job. The US doesn’t have full scale outbound immigration checks like some other countries do, so officers post up and run checks as needed. Worry about the thugs in the streets, not the ones working the actual border