Attacks conservative pundit Charles Krauthammer as "Fox News flunky"

Continuing his feud with Fox News, Trump lashed out at conservative commentator Charles Krauthammer on Twitter, calling him a "biased" and "Fox News flunky." The attack came after Krauthammer criticized Trump's decision to skip the debate, illustrating Trump's strategy of discrediting conservative voices that refused to fall in line with his campaign.

"A biased @FoxNews flunky." — Twitter post attacking Charles Krauthammer