Two unidentified armed men shot and killed a security guard while injuring another outside a bank in Mandi Bahauddin and fled with a whopping Rs 9 million cash. According to police, the incident took place in Gala Mandi. The suspected robbers resorted to indiscriminate firing when they saw money being shifted from the bank to a van. Resultantly, two security guards sustained gunshot wounds. One of them died on the spot. Subsequently, the armed men grabbed the bag containing Rs 9 million worth of currency notes and fled. On getting information, a police team reached the spot and cordoned it off to collect evidence. A police official said the police have launched an operation to arrest the culprits.