Five years after Hurricane Katrina, director Spike Lee brings us a mixed message about the impact of the costliest natural disaster in U.S. history.
Following up on his 2006 documentary “When the Levees Broke: A Requiem in Four Acts,” Lee takes a look at the long- term effects of Katrina in “If God Is Willing and Da Creek Don’t Rise,” a four-hour film airing tonight and tomorrow night on HBO at 9 p.m. New York time…