CNN anchor Sara Sidner reveals stage 3 breast cancer diagnosis on live TV

CNN anchor Sara Sidner on live TV shared that she has been diagnosed with stage 3 breast cancer. "I've never been sick a day in my life...I don't smoke...I rarely drink," she said. "The reality that shocked my system...is...if you happen to be a black woman you're 41% more likely to die from breast cancer than white women," she added.