A Florida man convicted of killing his estranged wife's sister and parents before setting their house on fire was put to death, extending the record number of executions carried out in the Sunshine State this year to 12. David Pittman, 63, died by lethal injection on Wednesday at 6:12p.m. at Florida State Prison near Starke. While the drugs were being administered, Pittman took a few deep breaths before ceasing all movement, according to The Associated Press. "I know you all came to watch an innocent man be murdered by the state of Florida. I am innocent. I didn’t kill anybody....