New Delhi, Dec. 14 -- : National Commission for Protection of Child Rights (NCPCR) on Saturday warned all police chief of all states against "misuse" of children in protests against the newly-enacted citizenship law.

In a letter sent to DGPs of all states, NCPCR chairperson Priyank Kanoongo said that some groups were involving children in protests.

"This is to bring to your kind attention the misuse of children in the protests against the Citizenship Amendment Bill in different parts of the country. It has come to the commission's notice that a certain group of protesters are involving children in unlawful activities like stone-pelting and other violent acts during the protests," the letter read.

It further read, "Such use of children,...