Sunao Tsuboi, an influential campaigner for nuclear disarmament who survived the U.S. atomic bombing of Hiroshima, died Sunday of arrhythmia caused by anemia, his family said Wednesday. He was 96.Tsuboi, who served as a chairperson of the Japan Confederation of A- and H-Bomb Sufferers Organizations, drew international attention in 2016 when he met with then U.S. President Barack Obama during the latter's historic visit to the western Japanese city, the site of the world's first atomic bombing on Aug. 6, 1945.Tsuboi was a student at the precursor to Hiroshima University and on his way to sch…READ FULL ARTICLE