Thank you Lukas Tankovic!

There is a live stream going on at the moment from the Military forum 2015 in Kubinka:

"The international military forum Army-2015 has opened its doors in Kubinka, Moscow Region. In the total exhibition area of 45,000 square meters and open areas of 120,000 square meters, visitors will be able to watch demonstration flights by Russia’s best aerobatic teams, simulated air defense battles, performances by special purpose units, as well as seeing the display of various kinds of weapons and military equipment. "