The Federal Drug Administration issues a warning letter to e-cigarette company Juul, saying it believes the company mislead people into believing that e-cigarettes were safer than smoking. The CDC is urging people to not use e-cigarettes. News On 6 caught up with a mom who quit e-cigarettes as more and more warnings came out. Lindsay Calkins is a former smoker. She said she turned to vaping, to try and help her quit.