David Renteria, 53, was pronounced dead at 7:11 p.m. CST following an injection at the state penitentiary in Huntsville for the killing of Alexandra Flores. Renteria prayed, sang and asked for forgiveness before his execution.“I’m sorry for all the wrongs I have done. And for those who have called for my death, who are about to murder me, I forgive you,” he told those present in a loud, clear