tonight, several breaking stories. president trump's attorney general, jeff sessions under fire. recusing himself from any investigations linked to the trump campaign, denying reports he lied at his senate confirmation hearing about having contact with the russian ambassador twice before the election. tonight, explaining his two meetings with the russian ambassador. the fighter jets buzzing the american destroyer. uss porter. what the pentagon is saying. the deadly chase. the disturbing video now emerging. the teen pulled from his pickup truck, deputies tasing him, and the deputy with his knee on the young man's neck. why did they meet before cpr? he did not survive. the damaging winds, and ice-covered highways. the blast of cold now moving in.