From Goodyear, Ariz.: A family reports that a 92-year-old man had been exhibiting dementia symptoms before a tragic event occurred. He was taken into custody after his 89-year-old wife was found deceased. The couple's adult son had traveled to check on his father and discovered the body.

The suspect faces serious charges, including second-degree murder. He was arrested after being medically cleared.

Further details about the incident are available from the source, including the events that led to the arrest and the current status of the case.