Changing CDC guidelines causing confusion in isolation, Novac Djokovic detained in Australia over visa dispute and Police officer in California allows canine to maul driver. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital …

For many retailers, processing returns can cost two-thirds the original price when factoring in labor, transportation and the warehouse space to stash all that stuff. Some stores might offer loyal customers a little-known option: get a refund and keep the unwanted item.» Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of …

A fire in a two-unit row home Wednesday morning killed 12 people, eight of them children. #ABCNews #Philadelphia Original source (ABC/Youtube)