A helicopter collision in Rio de Janeiro on June 14th local time resulted in six fatalities. The crash occurred in the west of the city, involving two helicopters that collided mid-air. American singer Oliver Tree is among those listed as passengers and is suspected to be among the deceased. Authorities are currently investigating the cause of the accident. The incident took place over the city, prompting immediate response from emergency services. Further details regarding the victims and the circumstances surrounding the crash are still emerging.