DALLAS, TX (KWES) - Brian Loncar, who was known as the "Strong Arm," died of 'toxic effect of cocaine' according to the Dallas County Medical Examiner's Office.
The attorney's death was ruled an accident.
We're told secondary causes were related to hypertension and cardiovascular disease.
Loncar was found dead Dec. 4, 2016, less than a month after his 16-year-old daughter, Grace Loncar, took her own life on Nov. 25.
The popular attorney was a graduate of the Texas Tech University School of Law and had offices through West Texas including one in Odessa.