Tornadoes rip across Tennessee as a winter storm moves across the country, the president of the University of Pennsylvania resigns after facing backlash for her handling of anti-semitism on campus and the Texas supreme court blocks a woman from having an emergency abortion. 

Texas mother leaving state to receive abortion that doctors say she urgently needs; Deadly tornado outbreak in Tennessee kills at least 6, hospitalizes dozens; Released hostage says others held by Hamas ‘need to get out today' otherwise they ‘won't live'; and more on tonight's broadcast.