21.   Police and interior troops also reinforced checkpoints along the border.

22.   Police and interior troops also reinforced checkpoints along the border, the ITAR-Tass news agency said.

23.   Police and the army set up checkpoints along roads to search vehicles and passengers for bombs.

24.   Access to the region is difficult because of poor roads and insecurity caused by militiamen manning checkpoints along the way.

25.   Afterward, police set up checkpoints along all major routes out of the city.

26.   At a Russian checkpoint along the border, OMON troops fired into the air after stopping a busload of Chechens leaving their republic.

27.   At a checkpoint along the main highway to Pakistan, the Taliban guard, Hazrat Walli, scrutinized identification cards Tuesday.

28.   At a Russian checkpoint along the border, troops fired into the air after stopping a busload of Chechens leaving their republic.

29.   At one checkpoint along the way, soldiers searched their car.

30.   Authorities have planned tough security, including checkpoints along the parade route on Pennsylvania Avenue.