State investigators in New Jersey cited 29 bars for apparently serving colored water and rubbing alcohol as premium liquor. 

Thirteen TGI Friday's in central and northern New Jersey were among the establishments cited.

According to the Philadephia Inquirer, On Thursday, state officials released new details of a yearlong investigation, "Operation Swill," that found rubbing alcohol, dirty water, and food coloring in a few cocktails sold as premium drinks.