UPDATE: The couple was located safe in Union County, Illinois.

An endangered persons advisory has been issued for a missing couple in Effingham, Illinois.

84-year-old Margaret Quick and 89-year-old Charles E. Stone were seen leaving the Villas of Hollybrook to attend an event in Effingham on June 1, but they never arrived. The couple was last seen around 9 pm. on southbound I-55 at exit 52.

Effingham, Illinois is located about 100 miles from St. Louis.

Quick is 5’4” tall, with blue eyes and gray hair. Stone is 6’0” tall, with brown eyes and gray hair, driving a silver Lincoln Continental with a cloth top, with Missouri handicapped license plate CA89A.

Anyone with information should contact the Effingham Police Department at 217-347-0774.