Connor Stephen Betts

On August 4, 2019, 24-year-old Connor Betts shot and killed nine people, including his brother, and wounded 17 others near the entrance of the Ned Peppers Bar in the Oregon Historic District of Dayton, Ohio, United States. Betts was fatally shot by responding police officers 32 seconds after the first shots were fired. A total of 27 people were taken to area hospitals. It is the deadliest mass shooting to occur in Ohio since the 1975 Easter Sunday Massacre.