1.   And our troops fired to prevent them from coming in.

2.   A source close to the Cobras said the mortars were fired to prevent an airplane from landing.

3.   Authorities said the men had tried to escape from custody and died when soldiers fired to prevent them from fleeing.

4.   Police said they fired to prevent wider unrest after rioters set buses on fire and threw stones.

5.   The shots were fired to prevent the Japanese boats from entering the waters, the report said.

6.   The shots were fired to prevent the Japanese vessels from entering the territorial waters, the report added.