Al Arabiya reports: Militants belonging to the Islamic State of Iraq and Syria (ISIS) have executed 100 members for trying to flee their base in the northern Syrian city of Raqaa, the Financial Times reported on Saturday.

An activist, who was identified by the newspaper as opposed to the Syrian regime and ISIS, confirmed to the FT the execution of the 100 foreign fighters attempting to flee Raqqa, the group’s de facto capital.

After being on the run for months, “frustration” began sweeping among the Islamist militants, the daily said.

Fighters sense a halt to ISIS’ military progress and are witnessing mounting casualties among their ranks, the report added.

“Morale isn’t falling – it’s hit the ground,” an opposition activist from ISIS-controlled areas of in Deir al-Zor told the newspaper.

Morale among the fighters was affected by the group’s shift toward governing areas it controls and because of U.S.-led air strikes halting their advances in Syria and Iraq.

“Local fighters are frustrated – they feel they’re doing most of the work and the dying … foreign fighters who thought they were on an adventure are now exhausted,” the opposition activist told the daily. [Continue reading…]