Ex-Egyptian MiG-21MF '18' of the Free Libyan Air Force, only recently overhauled by technicians at Gamal Abdel Nasser AB (ex RAF el-Adem, south of Tobruq), was shot down by Islamists over Bo Atni district of Benghazi, yesterday morning:
https://www.youtube.com/watch?v=oRa8GBoV4Cg

Pilot ejected safely.

In line with what all the air forces seem to do in recent conflicts, LNA/FLAF declared the loss as caused by technical problem.