Laura Poitras’ 2015 Academy Award winning film “Citizen Four” will be shown at the Lewis Theatre, 113 N. Court Street in Lewisburg, on Sunday, Apr. 19 at 7 p.m. Edward Snowden’s disclosure of NSA domestic spying, the Hong Kong release, the world-wide reaction, long term impact, NSA resources. “Q&A” will follow. CASASANTA acknowledges the generous support of Phil Melick and Harvey and Naomi Cohen in making these screenings possible.