UPDATED, 9:50 AM: HBO said today that Spike Lee’s four-part documentary series NYC Epicenters 9/11-2021½ will premiere at 8 p.m. Sunday, August 22 on the premium cabler. Episodes 2 and 3 will air on subsequent Sundays leading up to the finale at 10 p.m. September 11 — the 20th anniversary of the terrorist attacks. The series also will stream on HBO Max. Read details of NYC Epicenters below.