国际英语新闻：Medvedev vows to fight terrorism following Moscow metro blasts

The two deadly blasts struck the Lubyanka and Cultural Park subway stations in central Moscow during rush hours on Monday morning, with an interval of around 45 minutes, killing at least 37 people and injuring about 65 others.

Both stations are on the same subway "redline" that runs through central Moscow. The line was shut down after the attacks.

The Lubyanka and the Cultural Park stations were reopened and the redline resumed operations by Monday evening.

The death toll may rise as eight of those injured were in critical condition. Hotlines have been set up for families of the victims.

Rescuers get information near a subway station in Moscow, March 29, 2010. Two explosions hit two subway stations in Moscow has killed 37 people and wounded 25 others, according to Russian Emergency Situations Ministry

Three foreigners were injured in the metro attacks, two from Malaysia and one from the Philippines, the Interfax news agency reported.

The Moscow municipal government has dispatched some 104 buses commuting citizens affected by the explosions.

Andrei Legoshin, deputy director of the operations department of the Russian Emergency Situations Ministry, told Xinhua at the Lubyanka station that a rescue team of over 300 persons was working at the scenes.

"The police have tightened control in the Moscow subway, train stations and other crowded areas," Viktor Biryukov, head of the chief administration of internal affairs said.

Moscow city public prosecutor Yuri Semin said preliminary investigations showed the explosive devices were tied to suicide bombers and were equivalent to 2-3 kg of TNT each in the twin blasts.