police fire stun grenades and rubber bullets, Johannesburg, South Africa. 警察發射眩暈手榴彈和橡皮子彈, 約翰尼斯堡

Students run for cover as police fire stun grenades and rubber bullets in an attempt to disperse them, during their protest for free education in Johannesburg, South Africa, Sept. 21, 2016. A leading university in South Africa has closed for the rest of the week because of violence by protesters demanding free education across the country. (Photo: Themba Hadebe/AP)
Photos of the day - September 21, 2016
https://www.yahoo.com/news/photos-day-september-21-2016-181934292/photo-p-students-run-cover-police-photo-181934493.html