This month marks the second anniversary of Hurricane Katrina’s assault upon the city of New Orleans. The suffering and hardship of that city’s citizens no longer makes headlines, but the havoc caused by the storm is something many people still live with on a daily basis. Jazz trumpeter and composer Terence Blanchard is one of those people. A son of the Crescent City and musical descendant of fellow New Orleanians Buddy Bolden, Louis Armstrong, and…