The July phone call that has further riven Washington now has two Fox News hosts in open war with each other. In began Tuesday with Fox News legal analyst Andrew Napolitano declaring to daytime host Shepard Smith that President Trump's acknowledgement that he asked Ukrainian President Zelensky to "look into" alleged corruption by Joe Biden and his son Hunter amounted to "a crime." Primetime host Tucker Carlson interviewed on his show that night former U.S. attorney Joseph diGenova, who disputed Napolitano's assessment and called him a "fool." On Wednesday, Smith fired back, calling diGenova a "partisan guest" and describing the...