Authorities say a 50-year-old son killed his parents in their New Jersey home two months before they retired from their salon business.

Warren County's prosecutor announced Tuesday he is filing first-degree murder charges against Todd Warner in the deaths of Frank and Joyanne Warner. He was taken into custody at a casino in Pennsylvania on Monday.

The bodies of the couple, both 73 years old, were found in the their Warren County home on Sunday. Washington Township police had responded to a report of an unconscious person. Their son was gone along with their car and a credit card.

Investigators recovered two baseball bats and a knife. Officials are awaiting autopsy results.

Todd Warner remains held in Pennsylvania pending an extradition hearing. It's unknown if he has a lawyer.