St Petersburg, Russia's second largest city, has commemorated the 70th anniversary of the start of a siege of the city by Hitler's armies during the Second World War.
Then called Leningrad, the German attack was to last nearly 900 days, cost 750,000 lives and led to the horrific suffering of its people.
http://www.bbc.co.uk/news/world-europe-14849339
Note: 9 September 2011 Last updated at 14:08 GMT