A series of bomb attacks on London's transport network has killed more than 37 people and injured about 700 others according to ����� �� ������� �������� ��� ���� ����� �� ���� ���� ����� ���� �� 37 ���� ���� ����� 700 ����� ���� �� BBC ���� ������� ���������� .

Three explosions on the Underground left 35 dead and two more died in a blast on a double-decker bus. ����� �������� ��� ����� ��� ��� 35 ����� ����� ����� ���� �� �������� ��� ���� ������� ��������.

An Islamist website has posted a statement - purportedly from al-Qaeda - claiming it was behind the attacks. ������� ��� ������ �� ���� ��� ���� �������� ����� -- ���� ��� �� ������� -- ����� ���� ���� ���� �������.

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