Jury sees Miami man’s confession video to murders of wife, 2 girls at week 2 of death penalty trial

The lead detective, Juan Chaidez, explained to the jury that Alberto Sierra confessed days after the November 2012 murders of his estranged wife, 29-year-old Gladys Machado, and her daughters, Julia and Daniela Padrino, after being confronted with DNA evidence. For video licensing inquiries, contact: