NEW : Young athletes light the Olympic cauldron after the queen opens the games . The 10 coolest tech stories of the 2012 London Olympics . Performances pay tribute to British history , literature and music . Athletes are selected by a panel of judges who include actors from around Britain. Organizers had sought beforehand to keep the event 's details secret .
NEW : Young athletes light the Olympic cauldron after the queen opens the games . Performances pay tribute to British history , literature and music . Athletes are selected by a panel of judges who include actors from around Britain. Organizers had sought beforehand to keep the event 's details secret .