Miami jury recommends sentencing Alberto Sierra to death for killing estranged wife, her daughters

A Miami man who pleaded guilty to killing his estranged wife and her two daughters in 2012 was recommended the death penalty by a jury on Tuesday. Alberto Sierra, 42, had pleaded guilty in August to three counts of first-degree murder as well as other charges in the deaths of Gladys Machado and her daughters, Julia and Daniela Padron, who were ages 6 and 3 at the time of the killings.The jury unanimously recommended the death sentence 11-1 for the killing of Machado, while it was 12-0 for the murder of Julia and 8-4 for Daniela's murder. Prosecutors had argued that Sierra initially tried to cover up the crimes but was ultimately linked to them through DNA evidence."Gladys and her little girls never came home again, all because of that person right over there. He decided that that day would be their last," the prosecutor said when the death penalty trial began.Among witnesses who took the stand was the neighbor who discovered the bodies of Machado and her daughters, as well as the Mia