1.   As gunshots rang out, at least one student was seen bleeding from the head.

2.   Gunshots were also heard, and at least one unidentified student was seen bleeding from his head.

3.   Gunshots were also heard and at least one unidentified student was seen bleeding from his head.

4.   In the ensuing clash, at least four students were bleeding from their faces after they were beaten by police batons.

5.   One student was seen bleeding from the head and another carried in an ambulance.

6.   Several students were bleeding.

7.   Several students were seen bleeding.