Fast-moving thunderstorms with bowing radar echo knock out power to 852,000

chicagotribune.com 75 mph winds about 8:00 a.m. Monday; as of 5 p.m., Commonwealth Edison reported 541,000 customers without power ... 272,000 north of the city, 126,000 west of the city, 89,000 in Chicago and Maywood and 54,000 in south suburbs ... arlingtoncardinal.com The bow echo ...