New: In cities across the country, leaders face a phenomenon encountered in Baltimore and Chicago: officers slowing their work in the wake of high-profile episodes of police violence. Reporter Alec MacGillis asks: Will the result be different this time?

New: In cities across the country, leaders face a phenomenon encountered in Baltimore and Chicago: officers slowing their work in the wake of high-profile episodes of police violence. Reporter Alec MacGillis asks: Will the result be different this time? https://t.co/vkiprBOuI8

— ProPublica (@propublica) September 3, 2020