Ghaziabad, Dec 8 (PTI) Two unidentified persons today robbed a woman of Rs two lakh, which she withdrew from a bank, after firing shots at her. The assailants, riding a scooter, followed her and shot at her when she stepped out of an auto-rickshaw, police said. The woman, who received gunshot wounds in her arm, was admitted to a hospital. A case had been registered and investigations were on.