evidence: The United Nations says it is "gravely concerned" by a video that appears to show Taliban militants executing captured members of an Afghan resistance group. [...] Pakistan's Foreign Ministry accused the Taliban diplomat of "disrespect" and said the incident was "reprehensible." The Taliban has not officially commented on the incident. But pro-Taliban figures on social media rejected Islamabad's criticism. They said the diplomat did not stand up during the anthem because the Taliban has banned music and considers it forbidden.