Rondón watched from her front door on Calle Brumbaugh , near the University of Puerto Rico , as the police shot into the car carrying the four Nationalists . Rondón , testified how she saw the police officers shooting at the victims and how she heard one police officer screaming " do not to let them escape alive " . However , her testimony , as to the incident which became known as the Río Piedras massacre , was ignored and there were no charges raised against the officers . They were instead given a promotion . That same year , Albizu Campos was arrested and sent to Atlanta Penitentiary
Río Piedras massacre
Río Piedras massacre
Isolina Rondón