Jabhat al-Nusra (now HTS) kidnapped 45 Fijian UN peacekeepers in the Golan Heights, seized their vehicles, and later converted one of the captured RG-31 ‘Mamba’ APCs into an SVBIED that was used against loyalists in Sheikh Miskeen, Daraa (southwestern Syria) on December 7, 2014.
Source: https://twitter.com/HKaaman/status/976142829268422662