In late May, Russia announced that it was closing the Russian-Chechnya border in an attempt to combat attacks and criminal activity; border guards were ordered to shoot suspects on sight.
5月下旬，俄羅斯宣佈關閉與車臣接壤邊界，以打擊恐怖及犯罪活動；邊境警衛隊接到命令向看到的可疑人開火。