March 26, 2019 4:36 pm ‘Be Cool, Don't Juul': Students Campaign Against Vaping The growing problem of vaping is emerging from the shadows in high schools across the country. News4’s Aaron Gilchrist spoke to local students who are doing their part to raise awareness. Local 2:13 Public health expert reacts to RFK Jr. cabinet pick 1:37 Whooping cough cases on the rise 2:13 Why a public health pro fears RFK Jr. could increase DC health care inequality 2:27 How healthy are sugar alternatives? 3:10 How a change in sunlight can affect your mood