There may be no media figure more important in preparing Republicans and President Trump himself for a post-Trump period than magnate Rupert Murdoch. Among his properties, the top-rated Fox News Channel stands out, its role in shaping conservative thought and Republican Party politics unrivaled, at least within media. Murdoch allied himself with Trump despite holding the former reality show host in low esteem. And Fox has been one of Trump's strongest sources of support. So how the channel presented Democratic presidential nominee Joe Biden's rising election fortunes matters. Deeply. On Tuesday night, Fox News became the first major news outlet...