11.   Police formed and charged again.

12.   Riot police quickly formed north of the square, and the armored vehicle rumbled toward revelers.

13.   The police have formed a task force to find the killer or killers, said a police department official who asked to remain anonymous.

14.   The police formed a human barricade to subdue the crowd, and officers used their batons to knock down flying glass.

15.   The police formed an impenetrable perimeter around the buildings housing the World Bank and the International Monetary Fund, the objects of energetic protests over the last two days.

16.   With gas masks and heavy shields, the police formed a line to push back the protesters, firing dozens of tear gas canisters.

17.   Palestinian police formed human chains, searched rooftops, and blocked streets with trucks to separate protesters from soldiers and prevent more deaths.

18.   Palestinian riot police formed a human chain to try and prevent more people from reaching the scene.

19.   Police formed a cordon to push them back and black hats were flying in the scuffle.

20.   Police formed a human barrier to keep the protesters from Fujimori when he arrived from Huanuco.