Close Keeping lungs clear of pollution November 17, 2016Live at Five at 4Dr. Bob talks about common irritants for our lungs and how to keep your lungs healthy. Visit drbobshow.com for more information WBIR 6:16 PM. EST November 17, 2016 TRENDING VIDEOS Sweetwater to have prime view of rare eclipse Knox Co. inmate Vivitrol treatment to begin Runner's foot impaled by nail purposely placed on trail One year later: Blount Co. juvenile attack Christopher Duntsch Sentenced Missing 2-year-old found safe near home Report: 998 TN bridges structurally deficient Catholic wins first district title since 2007, beats CAK, 70-54 Off and on ran possible Wednesday Therapy cat brings joy to group of senior citizens. More Stories Glass recycling up in Knoxville, but creating a… Feb 22, 2017, 11:38 p.m. Westgate Resort breaks ground on reconstruction… Feb 22, 2017, 7:50 p.m. Randy Boyd's vision for the Old City Feb 22, 2017, 8:07 p.m.