Zain Muhammad, a former watchman for Osama bin Laden outside bin Laden's house, in Abbottabad, Pakistan. Dr. Shakil Afridi, who reportedly used a vaccination scam to identify Osama bin Laden's home, has been languishing in jail since the al-Qaida leader was killed by U.S. Navy Seals in 2011 -- his case a metaphor for downward spiraling relations between his country and the U.S