Benjamin Sebena was charged Thursday with the Christmas Eve shooting death of his wife, Wauwatosa Police Officer Jennifer L. Sebena. According to a criminal complaint, Benjamin Sebena told police he had been stalking his wife for days and that, after lying in wait for her for hours, shot her early Monday as she emerged from a break at a Wauwatosa Fire Department station on Underwood Ave. He said he shot her in the back of her head with his own handgun and then shot her several times in the face with her service revolver, according to the complaint.