The top 5 militant leaders still hiding in Pakistan
4. Rashid Rauf
A dual British-Pakistani citizen, Rashid Rauf has been considered a key Al Qaeda operative and is suspected of involvement in a 2006 attempt to blow up aircraft leaving London with liquid explosives. He was also was wanted in Britain as a suspect in the 2002 murder of an uncle, according to The New York Times.
He was in Pakistani custody at one point, but controversially escaped in 2007 when his guards allowed him to say prayers in a mosque. The US reported that Mr. Rauf was killed in a drone attack in Pakistan in 2008, but his family continues to deny his death.