Police had blocked off swaths of the city, with organizers originally expecting tens of thousands in a city with a population of about 600,000. Poor weather, though, lowered expectations, with one organizer forecasting a crowd of 20,000.

Police had blocked off swaths of the city, with organizers originally expecting tens of thousands in a city with a population of about 600,000. Poor weather, though, lowered expectations, with one organizer forecasting a crowd of 20,000.