One person was found dead and another was seriously in a home on Sint Janskruid in Diemen on Sunday afternoon, police said on social media. The investigation at the scene continued into the evening, with detectives and forensics experts on hand. No arrests were announced in the immediate aftermath. Records show first responders were sent to the scene just after 4:10 p.m. Paramedics and firefighters arrived on scene, and a trauma team was dispatched by helicopter.