car and fleeing the scene.Cara McCarthy, 24, was left in “hysterics” when a black car being driven erratically ploughed into her Audi, near Barrhead, East Renfrewshire - leaving both vehicles badly damaged.Police are still hunting the occupants of the Vauxhall Omega - who ran off without trying to help Cara and left the wrecked car at the scene.Cara, from Barrhead, said: “They didn’t try to communicate with me at all.