Both of those are left wing outlets. I'd think "mainstream" would be the ones which still posit themselves as un-biased (CBS, NBC, ABC, NY Times, Wash Post, et

Both of those are left wing outlets. I'd think "mainstream" would be the ones which still posit themselves as un-biased (CBS, NBC, ABC, NY Times, Wash Post, etc.). I say the more the merrier. Let people decide.