 Mu bigo 21 bagiriramwo ubushakashatsi muri Amerika, NIH yatanguye yihweza ubwonko bwabana 4.500 bafise hagati yimyaka 9 na 10 kugira barabe ko ukuraba canke inkino zo kuri video numwanya bamara kuri interenete bitagira ingaruka ku kungene bakura. 