Obama is all about using unmanned aircraft to kill suspected terrorists. From Slate:
Since Obama took office, media outlets have reported more than 300 drone strikes in Pakistan targeting al-Qaida or the Taliban, outnumbering the Bush administration's drone strikes five to one. ...
This map, which is based on data from the New America Foundation, displays the location and kill count of reported drone strikes since 2004 and shows that Obama has greatly extended the drone program.
Be sure to investigate this map -- it's interactive!