The CBS-affiliate reported the news on Sunday evening’s 6 and 11 p.m. newscasts, as well as in a brief statement on the station’s website.
Mills was arrested under suspicion of DUI, but a breathalyzer showed a blood-alcohol level of .02. The legal limit in Georgia is .08.
“As difficult as it is for us to investigate one of our own, we at News 12 hold ourselves to the same standards as the rest of the public,” the statement reads. “Just like any other story we follow, we will keep you updated on this one.”