In 2014, EPCC professor William Wolff was in the midst of a contentious divorce. After his ex-wife, Erika Quinones, disobeyed a family court order and kidnapped their daughter to Mexico, William spent months trying to get her back. In 2015, Erika's father, Javier, crossed back into the United States to kill William. After separate trials, Erika was convicted of aggravated kidnapping and Javier Quinones was convicted of murder and sentenced to life imprisonment.

In 2018, Brown pleaded guilty to stabbing Damion Martin with a knife and hiding his body. In 2019, while serving a life sentence in the Oklahoma State Penitentiary for killing Martin, Brown murdered his cellmate, Mark Lawhead, by strangling him with a ligature, for the purpose of advancing his standing in a prison gang. Brown, a member of the Choctaw Nation, was re-tried in federal district court for both killings
and in separate trials was convicted of both. In 2023, he was sentenced to two consecutive life sentences.

From 2019 to 2020, George was a significant participant in a drug trafficking conspiracy that moved heroin from Oklahoma City to various areas of rural Oklahoma, including the Oklahoma State Penitentiary. After a sprawling DEA investigation, George was the final member of the conspiracy and was convicted at trial.

In 2021, Smith, a member of the Cherokee Nation, murdered Jimmy Arthur, his 69-year-old uncle, by shooting him in the back of the head. Although Smith claimed a random intruder had killed Arthur, local police and the FBI were able to gather significant circumstantial evidence that Smith possessed the same caliber of firearm that was used to kill Arthur, that the firearm went missing immediately after Arthur was killed, and that Smith’s account of the murder was directly contradicted by the
physical evidence at the scene. Smith was sentenced to life without parole.

In 2020, Morris was charged with sexually abusing a juvenile member of the Cherokee Nation over a two-year period. After being convicted at trial, he was ultimately sentenced to 35 years in federal prison. The sentence is not eligible for parole.

In 2015, after years of abusive and controlling behavior, Dudley shot and killed his wife, Deanna Stewart, who he incorrectly suspected of infidelity. Dudley was arrested for murder, convicted, and sentenced to 80 years.

In 2015, Blanca Rivera was assaulted by her husband, Quintero Rios, in front of her neighbors and daughter. Before police officers could arrive, Quintero Rios dragged Blanca into their bedroom, shot her, and  attempted to staged the scene to make it appear as though Blanca shot herself. Thanks to the exceptional crime scene reconstruction work of the El Paso Police Department, Quintero Rios was found guilty of murder and sentenced to 65 years imprisonment.