"A Sound River" premieres on Nov. 30, taking viewers on a visual journey of Sound Rivers' 40-year war to protect the waters, and the people, of eastern North Carolina. The virtual event begins at 7 p.m. with the documentary to premiere shortly afterward, and to be followed by a live, panel discussion with filmmaker Rain Bennett, your Riverkeepers and other stars of the film. Bring your Q's — we've got the A's! MORE ABOUT THE FILM "A Sound River" explores Sound…