 He had been deemed physically unfit because of his small stature and low weight, but managed to enter the force thanks to a relative.In 1973, he fought against 15 demonstrators of the Juventud Peronista during a brawl downtown, in which he was hit with a glass bottle, leaving him a scar that would last for the rest of his life.Two years after this, he killed Julio Alsogaray, a militant of Montoneros guerrilla faction, in a one-on-one confrontation.