In a rare move, National Security Adviser Tom Donilon on Wednesday publicly defended the United States' use of armed drones in the counter-terrorism fight, calling it a "targeted effort."
Donilon addressed their controversial deployment after a student asked him about their use while he was speaking at Harvard University's Kennedy School of Government.
He said they are only used against groups and individuals who pose the most serious threats against the United States.
Source: CNN. Read full article. (link)