Subways sparkle, but does cleaning decrease COVID-19 risk?
(WorldNews Asia)

NEW YORK (AP) — Mass transit systems around the world have taken unprecedented — and expensive — steps to curb the spread of the coronavirus, including New York shutting down its subways overnight and testing powerful ultraviolet lamps to disinfect seats, poles and floors. The cleaning measures produced something commuters have not seen in a while, or possibly ever: thousands of freshly scrubbed cars that look, feel and even smell clean. But experts say those steps solve only part of the problem, and transit officials are studying more advanced methods that might someday automatically disinfect transit systems around the clock. The Moscow Metro and a public bus company in Shanghai have...