Bashar al-Assad lashes out at Arab League in rare TV address, refuses to step down; Arab League key to getting Syria sanctions through UN; Aung San Suu Kyi to run for parliament in Burmese elections; China and South Korea agree aim of "denuclearisation of the Korean peninsula"; Greece pressured to settle private debt deals or miss EU bailout; Iran's latest uranium enrichment is "further escalation" says US; and more