Two Argentine citizens, Gaspar Prim Díaz and Lucas Vignale, died in a helicopter crash in Rio de Janeiro, Brazil, on Sunday. The two men were close friends who frequently collaborated on projects and traveled together. Details surrounding the crash are still emerging, but authorities have confirmed their identities as victims. Social media posts indicate the pair were together in the hours leading up to the incident. The cause of the collision remains under investigation by Brazilian authorities. Their deaths have prompted expressions of grief from friends and colleagues in Argentina.