sources

Here are some debate sources, especially for PF-

http://www.telegraph.co.uk/news/worldnews/asia/china/6971279/China-tests-new-technology-to-shoot-down-missiles-in-mid-air.html


http://www.telegraph.co.uk/news/worldnews/wikileaks/8299495/WikiLeaks-US-and-China-in-military-standoff-over-space-missiles.html
These two are good for international threats(especially from China)
http://www.space-settlement-institute.org/Articles/privatespacecompanies.htm
(This is useful for pro-refutative to the claim that the private sector creates a monopoly or oligarchy)

http://online.wsj.com/article/SB10001424052970204505304577000233829790996.html?mod=googlenews_wsj
(Something about investment by the private sector)
http://floppingaces.net/2011/07/21/when-politicians-intervene-nasas-budget-refocusing-ends-us-space-exploration-program-reader-post/
(A blog that can guide your thinking)