Please read:
http://www.nytimes.com/2012/07/15/sunday-review/the-moral-case-for-drones.html?_r=1&hp
http://papers.ssrn.com/sol3/papers.cfm?abstract_id=1892888 [you may need to download this on a law school computer]
http://nation.time.com/2012/10/12/panetta-sounds-alarm-on-cyber-war-threat/
http://www.defense.gov/transcripts/transcript.aspx?transcriptid=5136
http://www.businessinsider.com/obama-signs-cyber-warfare-strategy-2012-11