The man with the Moe haircut and a knack for epic documentaries will be at the Coolidge tonight, showing selections from "The War," his new 14-hour film on World War II as experienced by four U.S. towns. Tickets are first come, first served and go on sale at 5 p.m. Grizzled WGBH supporters have had their tents set up outside the box office all week.
