(WUSA9) -- United States Park Police are looking for 73-year-old Changquing Yang who has been missing since April 12.
USPS officials say Yang's family reported him missing. He was last seen on April 12 at 11 a.m. on the Maryland side of the Potomac River in the area of Chain Bridge Road, say officials. According to police, Yang was fishing on the shoreline.
Yang was last seen wearing a red sweater or jacket, a white t-shirt and gray pants, say officials.
If you have any information on Yang's whereabouts, then please call Detective Bumbray at 202-610-8730 and reference case #13-00145 or call the USPS Tip Line at 202-610-8737.