The dominant media are left and there's no use proving it, books have been written on the subject. For the last 15 years or so the right has made big inroads, mainly through talk radio and on Fox News. Before that the only conservative on TV was Archie Bunker.
But the NYT and other major newspapers, the networks, and Hollywood are leftist. Not as leftist as they'd like to be, though, which is why they claim there is no bias.
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