Three people were injured in an explosion Tuesday at the Patapsco Wastewater Treatment Plant. Emergency crews were called around 1 p.m. Tuesday to the facility on Asiatic Avenue for a reported explosion, Baltimore City fire officials told WBAL-TV 11 News. The plant is located in the highly industrialized Wagners Point area of South Baltimore. Fire officials said three people were taken to a hospital. The Baltimore City Department of Public Works…