"Nobody is checking every single hospital, nobody is adding up all the numbers ... (but) there clearly is a large volume of civilian casualties, " World Health Organization spokesman IainSimpson told a United Nations briefing.
Champion rowers Pete Reed and Andy Hodge and sailors Iain Percy and Andrew Simpson pulled the covers off the clock, as 2012 chairman Seb Coe, London Mayor Boris Johnson and world champion heptathlete Jessica Ennis looked on.