Originally Posted by
You want to go where?
While you are required to use your US passport to enter the country, whether you are required to upon leaving is not so simple. As there is no exit screening, the only way that your exit gets recorded is by the airline. .
There is sometimes exit screening. Happens in jetways and at boarding gates around the US daily. CBP even has remote computers they wheel in for some. Others are just officers inspecting passports in the jetway.
Yes it is rare but still happens daily.