• Crews respond to train derailment near downtown Los Angeles

  

• Winter storm system brings heavy snowfall to the Pittsburgh region

  

• Near-freezing temps Friday morning, temperatures warm up a little this weekend

  

• Doctors warn of new severe flu strain that could start showing up in North Texas

  

• Winter storm brings more than 6 inches of snow to parts of Massachusetts

  

• FDA removes black box warning from menopause hormone therapies

  

• Winter shelters to open for those in need ahead of cold snap

  

• Residents prepare as cold front brings dangerous weather to Chicago area