See General David Petraeus’s article: https://www.washingtonpost.com/opinions/its-time-to-unleash-americas-air-power-in-afghanistan/2016/01/14/a9c3bd42-b979-11e5-99f3-184bc379b12d_story.html And for a response: http://foreignpolicy.com/2016/01/19/a-pilot-responds-no-general-petraeus-airpower-isnt-the-answer-in-afghanistan/ By the way, it appears that the responder is tapping some of the same statistics used in the Micah Zenko blog that we previously posted: http://blogs.cfr.org/zenko/2016/01/07/how-many-bombs-did-the-united-states-drop-in-2015/