The blaze erupted around 10:30–10:40 p.m. Thursday at a multi-unit building on the 5200 block of 43rd Avenue in Kenosha, Wisconsin. Brothers Rylee, 10, and Connor, 9, died at the scene, and their sister Alena, 7, died at a hospital after being airlifted. The children's father was hospitalized and treated for smoke inhalation, according to police. Kenosha police and fire officials say the cause remains under investigation and have asked anyone with information to contact Detective Marty Howard or Crime Stoppers. A GoFundMe set up for funeral expenses has drawn community support as the family mourns.