A 28-year-old Arkansas man was arrested on Wednesday in the killings of a married couple in front of their children at Devil’s Den state park over the weekend, officials said.

Arkansas state police arrested James Andrew McGann from Springdale and charged him with two counts of capital murder. Police did not mention a possible motive.

McGann had been hired at Springdale public schools as a teacher candidate for the upcoming year but had not yet come into contact with any of its families or students, the district said in a statement.

A lawyer couldn’t be located for him yet as he’s just been arrested. It was not immediately clear when his first