(photo: Michael Appleton/Mayoral Photography Office)

When video was captured in 2014 of Staten Island resident Eric Garner dying with an NYPD officer’s arm wrapped around his neck, just months after the election of a progressive mayor promising a new day at the police department, it seemed like a watershed moment. The evidence was there for millions to see for themselves, across the city and country, and beyond. It seemed impossible that the officer, Daniel Pantaleo, would escape any accountability. But more than four years later there has been little beyond Pantaleo’s move to