A home invasion robbery is under investigation in Concord.
Tipsters to Claycord.com say a man went into an apartment on Reganti Dr. in Concord, demanded money and pistol whipped the victim.
The suspect is described as a black male adult wearing a black jacket with red vertical stripes and a ski mask.
He apparently fled in a vehicle a short distance away.
No major injuries were reported during the crime, and no suspect was located.