Loss of prototype due to fire.
http://www.aviationweek.com/aw/blogs/defense/index.jsp?plckController=Blog&plckScript=blogScript&plckElementId=blogDest&plckBlogPage=BlogViewPost&plckPostId=Blog%3a27ec4a53-dcc8-42d0-bd3a-01329aef79a7Post%3a54f70254-a923-4cda-b799-5aa6ff3c5b33
Sukhoi confirms crash.
http://www.flightglobal.com/articles/2009/04/27/325708/sukhoi-confirms-su-35-prototype-crash.html
First IAF Su-30 crash.
http://timesofindia.indiatimes.com/India/Pilot-killed-in-IAF-jet-crash/articleshow/4466809.cms
I think the Russians tried to sell us the Su-35 as Skyhawk's replacement but we chose the F-15.
Seems like we have the right decision, if we chose the Su-35, the prototype is still barely ready at the time where we have taken delivery fro 4 F-15SG