The Kaduna State Governor, Nasir el-Rufai, has condemned the violence, in which two senators, Shehu Sani and Suleiman Hunkuyi, were injured.
The governor expressed sympathy with the NUJ and the persons that were harassed by the hoodlums.
Governor El Rufai directed that the security agencies should investigate and take necessary action against the hoodlums.
He also directed security agencies to beef up security at the NUJ secretariat to protect journalists doing their duty.
Two senators, Shehu Sani and Suleiman Hunkuyi, were attacked by suspected thugs during a press briefing in Kaduna.
Senator Sani, the senator representing Kaduna Central, confirmed the development.
The lawmaker said journalists were also attacked and that one of them was in a hospital.