May 14 (UPI) -- The state of Oklahoma on Thursday carried out the death sentence of a 52-year-old Tulsa man for the 2007 murder of his ex-girlfriend and their infant daughter, the Sooner State's second execution of the year and the nation's 11th.

Oklahoma has executed a man who was convicted of killing his ex-girlfriend and her 7-month-old daughter nearly 20 years ago.

An Oklahoma man convicted of killing his ex-girlfriend and her 7-month-old daughter after setting their home on fire nearly 20 years ago is facing execution.