CNN's Dana Bash breaks down why Tennessee's 7th Congressional District special election is the focus of a lot of attention from both Democrats and Republicans, including a special phone-in by President Trump at a rally on the eve of election day. | CNN

Police across Missouri are reporting numerous accidents as snow, slick roads and plunging temperatures create hazardous travel across the state. Follow live updates: https://cnn.it/4rxCtHK | CNN

President Donald Trump expressed optimism after a high-level meeting between US officials and a Ukrainian delegation in Florida on Sunday. With Special Envoy Steve Witkoff en route to Russia, CNN's Chief Global Affairs Correspondent Matthew Chance breaks down what barriers are left to the talks. | CNN International