Egypt's army deployed as fears of a backlash grow

Jubilant protesters have dispersed from Tahrir Square this morning, as Egypt prepares to anoint ousted President Morsi's interim successor.

Last night millions celebrated across Cairo, but there are fears of a backlash: Morsi was voted into office by 32 million people in historic free and fair elections, and some of his supporters have vowed revenge. International Correspondent John Irvine reports from Tahrir Square.