Violent Attacks Shake Rio: Doctors Killed and Wounded, Motives Unclear

Gunmen killed three doctors and injured another in a suspected gangland-style hit on a Rio de Janeiro beach. The brother of a federal lawmaker was among the victims, leading to speculation of a politically motivated assassination. However, authorities are investigating the possibility of mistaken identity. The incident lasted less than 30 seconds, and security camera footage showed black-clad gunmen opening fire before fleeing the scene. The doctors were in town for a conference, and the motive behind the attack is currently being investigated by the police.