It is an FBI cap ...
http://www.cnn.com/2005/US/04/30/wilbanks.found/index.html
EXCERPT
The flight attendant also said Wilbanks was escorted from the plane by police, was too tired to speak to the media and would make a statement early next week. Wilbanks was wearing a baseball cap with "FBI" on the brim.
The Feebs are giving out caps to perps these days? How warm and fuzzy of them.
Wow, cap, teddy bear, blanket and ride in a police car.