Who are these white men with guns wreaking havoc on this country?

MSNBC over protection of those poor brown/black skinned folk. If you want to deflect away from muslim extremists wouldn't a better argument be of young African-American men with guns wreaking havoc?

http://thinkprogress.org/politics/2015/12/21/3734185/msnbc-hosts-expose-santorums-hypocrisy-on-muslims-what-are-you-doing-about-white-men-with-guns/