BILOXI, Miss. — A 47-year-old Biloxi man has been convicted of killing his girlfriend’s son and sentenced to life in prison.

The Sun Herald reports ( Harrison County Circuit Judge Chris Schmidt sentenced Rodise Jenkins Wednesday for the Oct. 11, 2014, shooting death of 26-year-old Anthony Wheaton. A jury found Jenkins guilty of first-degree murder after a two-day trial.

Assistant District Attorney Ian Baker said several witnesses testified that Jenkins had an argument with his then-girlfriend, Hazel Turner, regarding phone calls from Jenkins’ ex-wife. Turner testified when her son arrived at the house later in the day, the couple got into a heated argument.

Turner testified Jenkins went out to his truck and got a gun. As he started up the porch, she says he shot Wheaton repeatedly.

Jenkins had argued he acted in self-defense.

Information from: The Sun Herald,