Who Ate the Neanderthals?

There is proof that the Neanderthals were victims of cannibalism. But there is no proof that other Neanderthals were the culprits of the crime. This video presents my theory that the Neanderthals went extinct due to interbreeding with a giant race of ancient Caucasoids and were also victim to cannibalism by it.

http://www.livescience.com/1187-neanderthals-cannibals-study-confirms.html

https://en.wikipedia.org/wiki/Neanderthal

http://www.dailymail.co.uk/news/article-2512665/Talk-having-neighbours-round-dinner-Scientists-site-DOZEN-Neanderthals-killed-eaten-single-feast.html

http://www.fipapatients.org/history/

http://genetics.thetech.org/ask-a-geneticist/denisovan-chromosome-2