Lucknow: A man, allegedly one of the gunmen who helped six prisoners, including a high-ranking terrorist, escape from Nabha jail in Punjab on Sunday morning, was arrested in Uttar Pradesh's Shamli district, police said.

Parminder Singh alias Pamma Singh, who was in a SUV, was intercepted by police in the western UP district in the evening and arrested. A haul of weapons was also recovered from the vehicle.