Will I have to work on Saturdays? http://thumbzilla.fun/ thumbzilla.com Drones, as Washington’s prevailing wisdom goes, are the least messy weapon to deploy on a diffuse and disorganized global battlefield. They can surgically target terrorist organizations, depriving them of key leaders with, in theory, little collateral damage. After taking office in 2009, U.S. President Barack Obama quietly expanded the use of drones, which began under President George W. Bush, targeting hundreds of suspected terrorists, mostly in Pakistan and Yemen.