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ARKADELPHIA, Ark. (KTHV) - Police have arrested 19-year-old Riakos Lizana of Arkadelphia in connection with triple homicide.

According to Arkansas State Police, Lizana was arrested at 9:30 p.m. on Saturday at an apartment complex.

The bodies of 4-year-old Marley Crutchfield, 6-year-old Adiele Crutchfield, and their stepfather 40-year-old Bobby Jean Galbraith were found Thursday, December 6, in their home by Anna Galbraith.

Authorities say upon entering the home, they found a 6-month-old baby unharmed. Special Agents of the Arkansas State Police Criminal Investigation Division and Officers of the Arkadelphia Police Department and Clark County Sheriff's deputies have worked non-stop on this investigation.

Lizana was arrested on a warrant for capital murder. Authorities say in a press release no further information is expected to be released until a first appearance hearing next week.