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Labor Commissioner's Son Ordered To Stand Trial For Father's Stabbing Death

Christian Costello at the Oklahoma County Jail Monday after his Sunday arrest for the stabbing death of his father, Labor Commissioner Mark Costello.
Oklahoma County Sheriff's Office
Christian Costello at the Oklahoma County Jail Monday after his August 23, 2015 arrest for the stabbing death of his father, Labor Commissioner Mark Costello.

Christian Costello, the man charged with first-degree murder in the stabbing his father, Oklahoma Labor Commissioner Mark Costello, appeared in court Friday morning and waived his right to a preliminary hearing. He has pleaded not guilty.

Prosecutors had planned to present evidence before Special Judge Lisa Hammond, who would determine whether a crime was committed and if there was probable cause the younger Costello committed it.

Costello’s family has said their son Christian suffers from mental illness. The Associated Press reports defense attorney Bob Ravitz said Costello is now appropriately medicated, and that "this tragedy shows a breakdown in our mental health system."

The Oklahoman’s Kyle Schwab was in the courtroom, and reports Costello’s mother Cathy was not present:

Ravitz also said a doctor has examined Christian Costello but he hasn't received "all the results at this particular time." Christian Costello was calm and mostly quiet while in front of the judge. His ankles, wrists and waist were shackled. Other than saying his name and the frequent "Yes, Ma'am/No, Ma'am" to the judge, he remained mostly silent.

Mark Costello died August 23 outside an Oklahoma City fast food restaurant. Prosecutors say Christian Costello attacked his father with a knife.

Hammond scheduled a pre-trial hearing for May 25.

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Brian Hardzinski is from Flower Mound, Texas and a graduate of the University of Oklahoma. He began his career at KGOU as a student intern, joining KGOU full time in 2009 as Operations and Public Service Announcement Director. He began regularly hosting Morning Edition in 2014, and became the station's first Digital News Editor in 2015-16. Brian’s work at KGOU has been honored by Public Radio News Directors Incorporated (PRNDI), the Oklahoma Association of Broadcasters, the Oklahoma Associated Press Broadcasters, and local and regional chapters of the Society of Professional Journalists. Brian enjoys competing in triathlons, distance running, playing tennis, and entertaining his rambunctious Boston Terrier, Bucky.
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