The southwestern Ohio city of Xenia is planning several events in April to commemorate the anniversary of a tornado that killed 35 people 40 years ago.The April 3, 1974, tornado that hit Xenia was part of a series of 148 tornadoes over two days that killed 315 people across 13 states.The Xenia twister destroyed 300 homes and seven schools, and caused more than $1 billion in damages.The Dayton Daily 온라인 바카라 게임 reports that among the events recognizing the 40th anniversary is a memorial service on Thursday at the Greene County courthouse.There will be a moment of silence for the victims of the tornado, and Xenia Mayor Marsha Bayless will read each of their names as a ceremonial bell rings.