As Dry January ends, what do we need to know about alcohol's health impacts?

Dry January is a period for people to reexamine the role alcohol plays in their lives. This January, outgoing U.S. Surgeon General Dr. Vivek Murthy called for warning labels on alcoholic beverages due their link to multiple forms of cancer.As January nears its end, we feature a conversation with a medical expert on the health risks associated with alcohol, as well as some things to keep in mind in terms of drinking.Guests:Dr. Jennifer Au, transplant hepatologist and gastroenterologist, Scripps Cancer Center