India, June 14 -- In a freak aviation accident in Brazil's Rio de Janeiro, two helicopters collided mid-air, with one of them crashing into the parking lot of an electric car dealership on Sunday.

All six people aboard the two helicopters were killed, firefighters said, The Associated Press reported.

The crash triggered a fire after one of the two helicopters fell on a car dealership as several electric vehicles were parked there. The fire was doused, while an investigation is underway to determine the cause of the collision.

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Visuals shared on social media platforms showed several vehicles up in flames as thick, black smoke billowing from the car dealership site while sirens blared in ...