KATHMANDU: Nepal National Federation of the Deaf and Hard of Hearing has condemned the killing of Gaya Prasad Yadav, employee of Siraha Deaf Association by a gang known as Silence Virus Killers. Issuing a press statement on Monday,NFDH expressed their heartfelt condolence to the victim’s family and demanded security for disabled people. They also demanded strong action against the culprits who were involved in Yadav’s murder.