https://apnews.com/e8e8eeae823cd6318fefadeaa82c5947 > RICHMOND, Ind. (AP) — An eastern Indiana hospital has added three germ-killing robots to its efforts to combat the coronavirus in rooms occupied by COVID-19 patients. > Reid Health began using one of the robots during 2017 at the hospital in Richmond, but it recently added three more of the robots, which disinfect surgery and inpatient rooms using pulsed xenon ultraviolet light.