Perhaps the best example is this kid... http://www.cnn.com/2010/CRIME/02/10/arabic.flash.card.suit/ http://www.cnn.com/2010/CRIME/02/10/arabic.flash.card.suit/

Perhaps the best example is this kid... http://www.cnn.com/2010/CRIME/02/10/arabic.flash.card.suit/ http://www.cnn.com/2010/CRIME/02/10/arabic.flash.card.suit/ ...who was arrested after the TSA called the cops because he was studying the Arabic language, and everyone knows that the terrorists speak Arabic. It was lucky for me that the cops they called during my ordeal in this story used their own judgment rather than that of the TSA.