Jihadists fighting in Syria’s war put to use for the first time on Sunday American-made Humvees that they seized during a lightening offensive in Iraq this month, a monitor said.

The Islamic State of Iraq and al-Sham, or ISIS, used the armored vehicles to capture the villages of Eksar and Maalal in Aleppo province, which borders Turkey, said the Syrian Observatory for Human Rights.

It came after heavy fighting against the Islamic Front and its Al-Qaeda-affiliated ally, the Al-Nusra Front, said the Observatory, a Britain-based group that gets its information from a network of sources on the ground. […]