Latest update: 17/04/2012
Keeping the peace in Syria: UN observers arrive
They've hit the ground running - UN observers touch down in Syria with the delicate mission of strengthening the ceasefire. Next, it's been 10 years of separation in Israel since the controversial construction of a huge wall began - our correspondent reports from both sides of the barrier. Finally, a peace bus tours Lebanon to commemorate the start of the bloody civil war in 1975.