Conservatives on social media and on Capitol Hill are pointing to heated rhetoric from President Biden following a killing in North Dakota that left a teenager dead following a reported political disagreement. Cayler Ellingson, 18, was killed on Sunday in North Dakota after 41-year-old Shannon Brandt allegedly ran over him with his car following a political dispute and said he believed Ellingson was a "Republican extremist," according to court documents. In recent days, conservatives on social media have pointed to a recent speech by President Biden suggesting that supporters of former President Trump represent an "extremism that threatens the very...