A 46-year old pedestrian was killed Monday night in Prince George’s County when she was struck by two cars, the county police said.

Mary Harding was killed about 7:30 p.m. while crossing Kenilworth Avenue in the Bladensburg area, the police said. They said she apparently lived in that area of the county.

The incident occurred about one half mile south of the overpass carrying the heavily traveled avenue over Annapolis Road.

The incident was under investigation.