I find it kind of sad that the FBI can plant this on someones car without a warrant and then threaten the person if they don't give it back.
Wired wrote:
Afifi asked, “Are you the guys that put it there?†and the agent replied, “Yeah, I put it there.†He told Afifi, “We’re going to make this much more difficult for you if you don’t cooperate.â€
Read More http://www.wired.com/threatlevel/2010/10/fbi-tracking-device/all/1#ixzz124ByqBTH
It's a pretty interesting story. It sounds like all they based this investigation on was one anonymous tip and a post on a blog by his friend. Well and the fact he frequently traveled to the middle east, but if that's all their basis then they have a hell of a lot more people to track. There are a lot of international students all over the country who go home throughout the school year.