SAN DIEGO (CBS 8) - Search crews continue to look for an Orange County couple that went missing a week ago after a visit to Valley View Casino.

Cecil Knutson and his wife Dianna Bedwell were last seen last Sunday afternoon when they left the casino in their white Hyundai Sonata.

Friends and family members of the couple plan to hold a candlelight vigil for them at the command post at Ridgeview Church in Valley Center Sunday at 7:00 p.m.