11.   Police in riot gear ringed the building on the UC Laurel Heights campus and barricaded off streets around the campus.

12.   Police ringed the building but no violence was reported during the four-hour protest.

13.   After the school shootings, police officers and sharpshooters ringed the building and helicopters whirred overhead.

14.   As police ring the building early Wednesday, an excited rebel threatens to start killing the hostages.

15.   As police ringed the building early Wednesday, an excited rebel threatened to start killing the hostages.

16.   Hundreds of armed officers were reported blanketing the area, ringing the building day and night and facing off the crowd.

17.   Hundreds of police and army soldiers ringed the building in central Yerevan as officials negotiated with the assailants.

18.   Hundreds of armed officers were reported blanketing the area and ringing the building around the clock.

19.   Officers ringed the building, keeping onlookers away.

20.   Police ringed the building, but no demonstrations were reported.