[DouglasKC]

The blackberry transmits. Forget what happens when it hits a satellite, and keep in mind its a transmitter that can be tracked to itself.

So the bad guys just have to search for the device that's transmitting super secure stuff and they know where Obama is?

[Badeye]

As long as an electronic device is activated, you can track it.

[Hanna548]

Heck, they could send a guided missile of some kind and pop him from places they cannot even see him, and from great distances too I would imagine. This is too stupid and only someone in desperate need of privacy would do this.