Man buying car robbed, pistol-whippedSTOCKTON — A man was robbed at gunpoint and pistol-whipped Friday evening when he went to meet another man who had posted a vehicle for sale.The victim met the robber about 7:20 p.m. in the 2100 block of Rosemarie Lane. When the victim asked for paperwork for the car, the robber pointed a gray semiautomatic handgun at him and demanded money, police said.When the victim handed over property, the robber hit [...]