Group 1 - A shooting incident occurred at a vacation rental in Bath, Ohio, resulting in 9 injuries, including minors [1][2] - The shooting took place during a birthday party attended by many teenagers, leading to chaos as attendees fled the scene [1] - The vacation rental was listed on Airbnb, which violated local regulations regarding short-term rentals [1] Group 2 - Airbnb has suspended the listing of the involved property and banned the renter's account, stating that it prohibits unapproved gatherings that may cause disturbances [1] - The property owner has been questioned by the police, and no arrests have been made yet [2] - The incident highlights the ongoing issue of gun violence in the U.S., with at least 366 mass shooting events reported this year [2]