21.   An unrelated male stood guard nearby.

22.   And some board meetings have been so contentious that police officers have been called to stand guard.

23.   Another worker stood guard at the top of the street over the pile of bricks.

24.   Another patriot stands guard in the center of the blue stone.

25.   And, on the dining room mantel, large china figurines of the Eight Immortals stand guard, Chinese gods who do good deeds.

26.   Armed U.S. Marines stood guard over what was left of the back of the U.S. Embassy, grimly watching the rescue operation.

27.   Around her, grim-faced security personnel and edgy Marines sent from Saudi Arabia stood guard.

28.   As a policeman stood guard, children left the Scholem Aleijem school in downtown Buenos Aires.

29.   As police stood guard outside, relatives and friends came to pay respects.

30.   As the Haitians walked down the gangplank, some flashed wide grins while others stared at the heavily armed GIs who stood guard.