Sounding like a high school principal, the chairman of the Eureka-area Hoopa Valley Tribal Council has singlehandedly shut down what may be the last surviving Native American owned newspaper, citing financial problems that remain disputed and dissatisfaction with recent coverage of a murder, report Donna Tam and Kaci Poor in the Eureka Times-Standard.  The act violates the tribe's own constitutional protection, says a scholar of Native American press freedom, but only the tribe can correct the situation.