Police in Winnipeg are asking for the public's help in locating 17-year-old Sherisa Robyn Gretsinger. 

The Winnipeg Police Service (WPS) says Gretsigner was last seen on Oct. 20, 2018 in the North End of Winnipeg and is believed to be in the company of 18-year-old Juan Hillier. 

Gretsigner is described as a Caucasian female, 5'6 in height with a medium build and long brown hair. She is possibly wearing glasses and has a tattoo on her left leg. 

Hiller is described as a Caucasian male, 5'9 in height and 175 pounds with black hair and hazel eyes. 

Police are concerned about Gretsinger's well-being and ask anyone with information to contact the WPS Missing Persons Unit at 204-986-6250.