The world this week

摘要

Islamist militants from the north Caucasus were suspected of being behind two suicide-attacks in the southern Russian city of Volgograd that killed 34 people. President Vladimir Putin vowed to fight terrorists "until their complete annihilation." The International Olympic Committee remained confident that the winter games, which are to be hosted next month in Sochi, a city near the Caucasus Mountains, will be safe and secure.