Ali Hewson and fifty student gardai are abseiling down Ireland's tallest building today. They're raising funds to create 'Homes of Hope' for children whose lives have been devastated by the Chernobyl disaster of 23 years ago.

Bono has joined George Clooney, Desmond Tutu, Stephen Spielberg and others in calling for the release of Burmese leader and Nobel Peace Prize Laureate Aung San Suu Kyi.