Leader of ISIS was in Obama’s hands according to at least one colonel.
Wikipedia:
“A number of newspapers and cable news channels have ... stated that al-Baghdadi was interned [by US military] from 2005 to 2009. These reports originate from an interview with the former commander of Camp Bucca, Colonel Kenneth King ... [snip]
[Wikipedia claims that the Obama administration refuses to confirm it.]
Baghdaddi is known as the master of disguise.
That being said there is only one agency of U.S.govt. I can think of that could secure his release and we all know who that is.