clipped from: news.yahoo.com   
In this undated file photo Russia's Czar Nicholas II, seated second from left, Czarina Alexandra, center rear, and their family are shown. Bottom row left to right, Princess Olga, Czar Nicholas II, Princess Anastasia, Prince Alexei and Princess Tatiana. Top row letf to right, Princess Maria and Princess Alexandra. DNA tests performed by a U.S. laboratory have proved that bone fragments exhumed in the Ural Mountains belong to two children of Russia's last czar Alexei and Maria, Russian news agenc
DNA tests carried out by a U.S. laboratory prove that remains exhumed last year belong to two children of Czar Nicholas II, putting to rest questions about what happened to Russia's last royal family, a regional governor said Wednesday.

The bone fragments dug up are those of Crown Prince Alexei and his sister, Maria, whose remains had been missing since the family was murdered in 1918 as Russia descended into civil war, said Eduard Rossel, governor of the Sverdlovsk region.