The NIA made the arrests hours after it took Naved to Kashmir to ascertain the route he had taken.
The NIA says that the truck driver had transported Naved and his accomplice Noman to Udhampur where the attack was carried out. He is being questioned by the NIA officials now.
The NIA is ascertaining whether the truck driver had knowingly or unknowingly helped the two terrorists.
The NIA has been on the look out for the truck driver since the past two weeks. They have been coordinating with the intelligence agencies and the Kashmir police on this aspect.
Meanwhile the NIA has taken Naved to Kashmir for further investigation.
Naved is expected to tell the NIA about the route he took and also the names of those who helped him and Noman.
The investigation details of Naved will be shared with the National Security Advisor Ajit Doval who is expected to meet with his counterpart from Pakistan on August 24th.