With freezing temperatures the norm across the nation, many folks have moved their morning swim indoors for the winter season. This VNR explains possible things to look for when using an indoor pool, such as an overwhelming smell of chlorine caused by chloramines... Fortunately, Ultraviolet light both disinfects the water but it kills bacteria. Interviews with Jim Tanner, SWT, and Terese Schurger, Assistant Director of Recreation for Aquatics: Butler University.