Execution date set for Florida man who killed estranged wife's sister and parents, set fire to house

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Execution date set for Florida man who killed estranged wife's sister and parents, set fire to house
Barbara KnowlesRon DesantisDavid Pittman
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A Florida man who fatally stabbed his estranged wife’s sister and parents and then set fire to their house is scheduled for execution in Florida under a death warrant signed by Republican Gov. Ron DeSantis.

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21, 2024.August 16, 2025 at 2:30 PM FILE - Clouds hover over the entrance of the Florida State Prison in Starke, Fla., Aug. 3, 2023. – A Florida man who fatally stabbed his estranged wife's sister and parents and then set fire to their house is scheduled for execution in Florida under a death warrant signed by Republican Gov. Ron DeSantis.The highest previous annual total of recent Florida executions is eight in 2014, since the death penalty was restored in 1976 by the U.S. Supreme Court. Florida has already executed nine people this year, more than any other state, while Texas and South Carolina are tied for second place with four each.Pittman was convicted and sentenced to death in 1991 on three counts of first-degree murder, according to court records. Jurors also found him guilty of arson and grand theft. Pittman and his wife, Marie, were going through a divorce in May 1990, when Pittman went to the Polk County home of her parents, Clarence and Barbara Knowles, officials said. Pittman fatally stabbed the couple, as well as their younger daughter, Bonnie. He then set fire to the house and stole Bonnie Knowles' car, which he also set on fire, investigators said. A witnessed identified Pittman as the person running away from the burning car. A jailhouse informant also testified that Pittman had admitted to the killings. The Florida Supreme Court is already scheduled to hear an appeal. An appeal will also likely be filed with the U.S. Supreme Court. Copyright 2025 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed without permission.

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