[KellyAdmirer]

His intelligence must be going, trying to get past customs on an invalid (expired?) passport was stupid.

[angkor]

Reading between the lines, his U.S. passport was revoked sometime since April, when he entered Japan legally.

Presumably the revocation is connected with the federal arrest warrant issued in 1992.

Also he's been badmouthing America vis-a-vis Islamic terrorism in recent years, which probably pushed his warrant a bit higher up on the stack.

Federal Warrant for the Arrest of Bobby Fischer