By: Shawn Vincent

On the morning of May 19, 2009, two teenagers—Antwun Parker and Jevontai Ingram—entered the Reliable Discount Pharmacy in Oklahoma City, propped open the magnetic-locked door with a piece of wood, and donned ski masks. Ingram drew a pistol. Behind the counter, 58-year-old Jerome Ersland, an Air Force veteran and career pharmacist, recognized the threat instantly. Ersland had been the victim of an armed robbery before—he knew criminals were drawn to pharmacies for the narcotics on the shelves—and he kept two firearms at work for that reason. He grabbed his Taurus Judge, loaded with .410 buckshot and .45 rounds, and fired. A buckshot pellet struck Parker in the temple, dropping him to the ground. Ingram fled.

 

What Ersland did over the next several minutes turned a justified self-defense shooting into a first-degree murder. He chased Ingram out the door and fired two or three rounds down a busy public street as the unarmed teenager retreated. Then he re-entered the pharmacy, stepped over Parker’s incapacitated body, walked behind the counter to retrieve a second firearm—a Kel-Tec .380—racked the slide, returned to Parker, leaned forward, and fired five rounds into the teen’s torso, center mass. Surveillance video captured the sequence in clinical detail. The medical examiner concluded that the head shot had incapacitated Parker, but it was the final five rounds that killed him.

 

In the days after the shooting, much of Oklahoma City celebrated Ersland as a hero who had stopped an armed robbery and protected his coworkers. He gave repeated interviews to the press and submitted to multiple recorded statements with police, none of them with an attorney present. His accounts were inconsistent—and they conflicted with the surveillance video. He claimed both robbers had been armed; the video showed only Ingram with a pistol. He claimed he had a gun in each hand during the initial exchange; he didn’t. He claimed Parker was reaching for a weapon and “wouldn’t stay down,” but the blood-spatter expert testified that the pool of blood around Parker’s head was undisturbed. He claimed combat injuries from the Gulf War, but the local newspaper found his service record showed he had spent the war as the pharmacy chief at Altus Air Force Base in Oklahoma. Investigators even concluded he had fabricated a bullet graze wound to bolster his self-defense claim.

 

District Attorney David Prater conceded the first shot was justified self-defense but called the final five rounds “nothing less than an execution.” He charged Ersland with first-degree murder. The jury deliberated for three and a half hours and convicted him. The judge sentenced Ersland to life in prison. Gary Eastridge, a retired Oklahoma City homicide detective who worked for the District Attorney during the Ersland prosecution and now serves as CCW Safe’s Critical Response Coordinator, often points to this case as the one where the “window of justification” metaphor took shape. The window opened the moment Parker and Ingram donned their masks and produced a gun. It closed the moment Parker hit the floor, and Ingram fled. Everything Ersland did after that closed window, Eastridge says, took him “from a hero to zero.”

Lessons for Armed Defenders

Don’t shoot AFTER the threat is over (Lesson #7)

The first shot was justified self-defense, but the final five rounds, fired at point-blank range into an incapacitated teenager lying motionless in his own blood, were murder. Don West says Ersland “turned a lawful self-defense into a murder.” The same defender, in the same encounter, can act lawfully when he pulls the trigger one moment and commit first-degree murder when he pulls it the next. The window of justification can close in seconds, and a jury will weigh each shot on its own merits. As Eastridge frames it, “Once the imminent threat is over, the shooting has to stop. Otherwise, you’re not reacting to the present threat. You’re reacting to the past threat. You’re not shooting for what’s happening, you’re shooting for what’s happened.”

Don’t follow an aggressor (Lesson #17)

When Ingram dropped his attempted robbery and ran, Ersland’s legal justification to use deadly force ran out the door with him. Pursuing Ingram into the street and firing two or three rounds at a fleeing, unarmed teenager was, on its own, a serious crime—Eastridge believes the only reason Ersland wasn’t separately prosecuted for those shots is that none of them hit anyone. “A police officer may have other obligations to chase a suspect,” Eastridge says, “but a civilian does not.” The instinct to chase the threat down the street is understandable, but the law is not interested in that instinct. Once an aggressor is fleeing, you have already broken contact, and re-engaging turns you into the new aggressor.

 

You’re responsible for every bullet (Lesson #35)

When Ersland followed Ingram out the door and fired two or three rounds down a public Oklahoma City street, he had no realistic way to know what was downrange. Pedestrians, drivers, customers in adjacent businesses, residents in nearby buildings—any of them could have caught a stray round. None of his shots found Ingram, and through luck rather than judgment, none struck a bystander. Even when the use of deadly force is otherwise justified, an armed defender remains legally and morally responsible for every round that leaves the muzzle. 

 

Don’t give in-depth statements to police (Lesson #31)

Ersland sat for multiple recorded interviews without an attorney and told a story the surveillance video did not support. While he claimed both robbers were armed, the video showed only one. He claimed he wielded a firearm in each hand when he clearly didn’t. He claimed Parker was reaching for a gun before the final five shots, but the undisturbed blood pattern said Parker had not moved. Don West says, “One of the quickest ways to sour a good working relationship with the investigator or the DA is to lie and get caught.” Even a defender who believes he was fully justified can talk himself into a corner he can’t reverse out of, and a defender who isn’t being entirely truthful guarantees it.

Don’t say foolish things (Lesson #33)

Beyond his statements to police, Ersland gave repeated interviews to local press and worked himself deeper into trouble each time. He claimed to have killed people during the Gulf War, but the local newspaper pulled his service record and found he had spent that war as the pharmacy chief at Altus Air Force Base, never deployed. He claimed a back brace from combat surgery, but investigators found no surgical records. He even appeared to have fabricated a bullet graze wound to support his self-defense claim. Each new statement gave prosecutors fresh material, and by the time the case reached trial, the jury encountered a defendant whose own words had buried him long before the closing argument.