Share 'Chicago Critical Mass'

Last Fridays, leaves after 6pm. THE monthly gathering of bicyclists making their presence known downtown since 1997. Slowly winds a dozen miles or more. Radically inclusive, thousands attend in good weather. Daley Plaza, 50 W Washington. Under the Picasso (giant rusty bird), at Dearborn, SW of State&Lake train stop, Randolph exit from LFT. Lakecomers use Chi.Bike or text WHERE to u@chi.bike t…