Alwar (Raj), Apr 24 (PTI) Four undertrials were today freed from police custody by a group of 12 armed men from outside a court here, police said. A police team had brought the prisoners in a vehicle to to the sessions court at Tijara in connection with a loot case. As soon as the undertrials alighted from the police vehicle, the armed men, who were waiting outside the court, surrounded them and took them away in a jeep, a senior police officer said. The men also opened fire in the air to create panic, he said.