Insurgents have battled forces under command of Shia-led gov't.

270 rebels said held after insurgents elsewhere reneged on deal.

Rebels said to have detonated bomb beneath hotel often used by army.

Rebels leave early center of revolt against President Bashar al-Assad.

At least 37 suspected militants died in offensive in country's south.

11 children reportedly among the dead after blasts in Hama province.

At least 37 people have been killed in the besieged Syrian city.

At least 50 died Monday as suicide bombers attacked a political rally.