Published: Sep 07, 2010 8:28 PM EDT
Updated: Sep 07, 2010 5:28 PM EDT

NAPLES, Fla. - Naples police are trying to determine what caused an accident that killed two people over the weekend.

Police said Thomas Anderson was driving in the 300 block of Goodlette-Frank Road South when he crashed into a utility pole.

Anderson and his wife Sharon were killed.

Police said neither victim was wearing a seat belt.