sentences:  "Sarandí" was involved in an unfortunate incident on 29 November 2004, during the annual FRATERNO naval exercise with ships of the Brazilian Navy.While conducting gunnery practice shots against target drones, a technical failure of her automatic weapons system made her fire on the Brazilian frigate "Rademaker", causing injuries to four Brazilian crewmen and an Argentine naval observer, as well as moderate damage to the Brazilian ship.She is currently homeported at Puerto Belgrano as the flagship of the Navy's 2nd Destroyer Division, along with her three sister ships.