"The accused who identified himself as Nandu is a Pakistani national and entered the country on visa," U R Sahoo, ADG Intelligence told PTI today.
"He was found in suspicious circumstances in Jaisalmer yesterday and was interrogated. He is now being taken to Jaipur. He will be placed under arrest later," he said.
"We are probing his local connections in the border areas and those who helped him reach there," he said.
Jaisalmer borders Pakistan and is 560 km from state capital Jaipur.