UN peacekeeping chief Herve Ladsous said it would take a month to get the first 100 observers into Syria
Handout photo the Syrian Arab News Agency shows Syrians surrounding UN observers during their visit to the central city of Homs. A car bomb rocked central Damascus on April 24, a day after nearly 60 were killed across Syria despite a hard-won ceasefire and the upcoming deployment of 300 UN peace monitors.