 Captain Juan Carlos Leonetti, who led the covert operation, was also killed in the course of action.A list of names detailing 395 members of the Juventud Guevarista group and Commanding Officers of ERP was discovered in one of Santucho’s suitcases, along with a set of plans indicating the group's intentions to carry out an attack during the 1978 World Cup (held in Argentina).All 395 members were killed between 1976–1977.