Rep. Mike Johnson of Louisiana — the fourth Republican to be nominated for House speaker since Rep. Kevin McCarthy was ousted three weeks ago — won the speakership in a party-line vote on Wednesday. The final vote was 220-209. Johnson, who represents a district in western Louisiana, was first elected to the House in 2016. He is a close ally of former President Donald Trump who had led many of the 2020 election challenges. What is Johnson's connection to 2020 election challenges? After the 2020 election, Johnson led an amicus brief signed by more than 100 House Republicans in support...