MASS 
 Chicago Critical Mass - Fri 10/31 5:45p
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 Light Snow and Breezy 38F NW22
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Chicago Critical Mass
Fri Oct 31st 5:45p

Critical Mass is a very large group bike event, gathering in Chicago the last Friday of every month for 15+ years. Leaves Daley Plaza downtown (50 W Washington St) around 6pm.
ChicagoCriticalMass.org
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CCM Who is #bikechi in their Halloween costume?
CCM Video of last years Chicago Halloween ride via @youtube #bikechi
CCM “@brian_almdale: Anyone know if bikes are permitted on @Metra trains today @activetrans @stevevance #bikechi”
CCM RT @marcheiden: Hey #ChiLFT riders with multiple extra-bright strobe lights: you're blinding riders from the other di...
CCM RT @erik_d: erik.d Snow. EVERYBODY PANIC. Oak curve wet. flyover detour be careful of wave ingress. Use high road at ...
CCM RT @jhintzsche: And it's snowing, this @DivvyBikes ride should be fun this morning. #bikechi
CCM RT @limodavid: Careful on the #LFT weather reports inform of rogue waves! #bikechi
CCM Was snowing in @thisislakeview for about 3 minutes. :( @Skilling
CCM @willowbeehive @Deprogrammer9 you got that right.
CCM RT @willowbeehive: @Deprogrammer9 @ChiCritMass Except for when the lumberjack bandit hits.
CCM hola para todas las Bicicletas todos los diseños #diseña tus #Straps con #ARide
CCM Adventures in Architecture: Skyline Stories Tells the History of Chicago's Great Buildings
CCM Marlies Schets' reflective fabrics turn everyday accessories into cycling safety gear
CCM RT @plantchicago: To all you lovely, sprouting volunteers that are filled with infinite potential - We are so happy t...
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