(CNN)Here's what you might have missed Thursday on CNN:
-- Evidence collected by the Justice Department against Roger Stone "spans several years," special counsel Robert Mueller said Thursday.
-- Analysis: President Trump's assaults on his intelligence chiefs play directly to the advantage of Russia, China and Iran. Even some Republicans are worried.
-- A thermal whiplash is on the horizon after a deep freeze that's killed at least 12 people. Temperatures will go up almost 75 degrees in some US cities.
-- Analysis: The chances of Trump declaring a national emergency at the border just went way up. Here's why.
-- Over 3,000 additional active duty troops are headed to the southern US border.
-- Police have images of people they'd like to question in the case involving a possible hate crime against "Empire" actor Jussie Smollett.
-- Does sex trafficking really spike during the Super Bowl? Here are the myths and real issues you should know.
-- Public works employees responding to reports of a sinkhole in Florida stumbled upon a small "claustrophobic" tunnel leading to a bank.
-- This robot developed by engineers at the Massachusetts Institute of Technology could beat you at Jenga. Game on.