The Department of Homeland Security announced the start of a new immigration enforcement operation in New Orleans. Follow live updates: https://cnn.it/44rnIfR | 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

Thousands of residents have been displaced after deadly high-rise apartment fires in Hong Kong, which claimed dozens of lives and left hundreds missing. Rescue efforts are continuing as emergency teams search for survivors. Follow live updates: https://cnn.it/48D7vX2 | CNN International