http://news.bbc.co.uk/2/hi/europe/8593961.stm"The attacks, in the morning rush hour, killed at least 38 people and injured more than 60, officials say. "
"A Chechen rebel leader recently promised to bring the war to Russia's cities, months after Mr Medvedev declared an end to Moscow's "anti-terrorism operations" in the mainly Muslim republic."
"US President Barack Obama called President Medvedev to "personally convey" his condolences, adding that the US was ready to co-operate with Russia to help bring to justice those responsible for the blasts."
There are pictures however they're too graphic to post here.