UPDATE: Christine Sanders has been located safely in Woodson Terrace, MO.

PREVIOUS STORY: Police in Fairview Heights are asking for help to locate a missing 13-year-old girl last seen walking with a 20-year-old "acquaintance to the family" Monday morning.

According to a post on the Fairview Heights Police Department website, Christine T. Sanders was reported missing Sunday morning from her family's home on the 400 block of Joseph Drive.

Police said Sanders was spotted on the side of the road near Grace Church in Fairview Heights on the 5100 block of North Illinois Street at around 11:30 Monday morning with 20-year-old Napoleon Bacon. Police said the two were traveling on foot. Bacon is a homeless 20-year-old who was described by police as an acquaintance to the Sanders family.

Police said Sanders is about 5-foot-4 and 110 pounds wearing grey sweatpants and a grey jacket. Bacon is about 6-foot and 180 pounds wearing black pants and a shirt.

Police said the two do not have any know access to a car.

Anyone with information is asked to call the Fairview Heights Police Department at (618) 489-2100.