PATNA, Nov. 12 -- A 22-year-old cab driver from Bihar's Samastipur district was among the 13 victims of the powerful explosion that rocked the area near the Red Fort Metro station in Delhi on Monday evening, the police said. The victim from Bihar, identified as Pankaj Sahni, was a resident of Hasanpur Fatehpur, Ward No. 7, under Khanpur police station area of Samastipur, Khanpur SHO Ranjit Kumar Choudhary confirmed on Tuesday. According to his family, Sahni was on his way to drop off a relative at Old Delhi Railway Station when his vehicle was caught in the explosion near the Red Fort. The victim's father, Rambalak Sahni, said that his son had spoken to his grandfather, around 4.30pm on Monday. Later on, when we tried calling him again, his phone was switched off. Later, we heard about the blast and began to trace him the entire night," he said, struggling to hold back tears. The incident took place at 6.52pm when a car moving slowly towards a traffic signal exploded in a crowded area. The family was informed of his death on Tuesday morning after police confirmed his identity. The Delhi Police and forensic teams are investigating the cause of the explosion, which occurred at one of the city's busiest traffic intersections. Senior officials said all angles, including technical failure or sabotage, are being probed....