President Mirza Fakhrul Islam Alamgir has called for swift investigations, effective justice and strict enforcement of the law in cases of violence against women and children, rape and sexual harassment.There is no alternative to implementing a zero-tolerance policy in this regard, he said at an event marking International and National Girl Child Day at the Bangladesh Shishu Academy auditorium on Monday at around 11:00am.The president stressed the need to ensure the safety and protection of girls in all settings, including schools and social media.He said the government was emphasising poverty alleviation, free education, stipends and stronger social protection measures to prevent child marriage. Verifying birth registrations and expanding opportunities for girls to pursue higher education were also important, he added.Referring to the killing of schoolgirl Tajmin in Cumilla, the president said the country was making progress in some areas but falling behind in others.Parents have a responsibility to keep an eye on their children, he said, adding that the girl had been away from home for three days without any apparent concern among her guardians.Expressing concern over public safety, he said, When mothers sit on sheets of paper beside schools, waiting to take their children home, it shows how unsafe society has become.