Jurors have found Jamarion Lawhorn, 13, guilty of first-degree murder in the fatal stabbing of a younger boy at a Kentwood playground last August.

The verdict was delivered Friday afternoon in Kent County Circuit Court.

Lawhorn was charged as an adult. He’s been held at Kent County’s juvenile detention facility since his arrest last August.

A Kent County judge this summer ruled that Lawhorn was competent to assist in his own defense for the slaying of Connor Verkerke at the Pinewood Village mobile home park.

In December, a state psychiatrist determined that Lawhorn understands the charges against him and can assist in his defense. That prompted defense attorney Charles Boekeloo to ask for a second, independent evaluation.

That evaluation came back in February, concluding Lawhorn is unable to assist in his own defense.

Judge Paul Denenfeld in May ruled Lawhorn was competent to stand trial.

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