In roughly 100 days, President Joe Biden is set to stand on a stage in Chicago’s United Center and accept his party’s presidential nomination. The organizers of this year’s Democratic National Convention hope America will focus its attention at that moment on Biden’s words and the cheers and enthusiasm of the crowd in the arena. [time-brightcove not-tgx=”true”] But many Democrats fear that voters’ attention will be at best divided between the heavily stage-managed activities in the arena and the chaos unfolding just outside it.