March 30, 2018. Chief of the Main Operational Directorate of the Russian General Staff Colonel General Sergei Rudskoy held a briefing for mass media representatives:
Original video (in Russian) is here.
English subtitles by ALAFF.
Plus a couple maps from the video, with translated titles:
map — Situation in the Syrian Arab Republic as of March 30, 2018.
map — Situation in East Ghouta.