Syria army 'storms' rebel town Qusair
19 May 2013 Last updated at 12:49 BST
Syrian government forces have surrounded the rebel stronghold of Qusair and are storming it from several directions, according to Syrian state TV.
Fighting has gone on around the town, near the Lebanese border, for weeks.
Opposition groups say militants from the Lebanese Hezbollah movement are fighting alongside government forces.
Jim Muir reports from Beirut.