Two helicopters collided over Rio de Janeiro on Sunday morning, resulting in a fatal crash in the city's western zone. All six individuals aboard the aircraft were killed in the accident. Among the victims was Oliver Tree, a 32-year-old alternative singer, comedian, and internet personality. According to the Rio de Janeiro Military Fire Department, one of the helicopters crashed onto a car dealership. The impact ignited a fire among several parked electric vehicles, which emergency services later extinguished. Authorities are investigating the cause of the mid-air collision.