The Federation of Nepali Journalists (FNJ) is leading the protests demanding security of journalists and the media.
A group of journalists led by Ramji Dahal, FNJ secretary submitted a broken pen to Kathmandu CDO in the afternoon.
"Journalists led by FNJ chapters across the country submitted broken pens to CDOs in their respective districts demanding stringent action against the murderers of Singh," Dahal told myrepublica.com.
Meanwhile, journalists led by FNJ Kaski chapter in Pokhara submitted broken pens and a broken camera to CDO Madhav Prasad Ojha, reported our correspondent Manoj Adhikari.
Ojha assured the journalists that he would send the articles to the prime minister as early as possible.
In Birgunj, mediapersons led by Nilesh Timalsina, FNJ-Parsa vice president submitted pens to the CDO.
Also, journalists led by Milan Timalsina, chairperson of FNJ branch of Ujyaalo FM, submitted pens to Lalitpur CDO Laxmi Prasad Dhakal.