Ukraine war: Russian cosmonauts on ISS celebrate capture of Luhansk region from space propaganda

I suspect, this photo is doctored by Putin the Terrible! E.g. why would these cosmonauts have this flag on board of the ISS?

The problem here is that the ISS is an international space station jointly used by NASA, Japan, Canada, and Russia. Perhaps, the three Russian cosmonauts ought to be kicke off the space station and Russia is to be denied any further use of ISS.

"Sergei Korsakov, Oleg Artemyev and Denis Matveev were shown posing with the red, dark blue and light blue separatist flag on board the International Space Station (ISS).
The image was posted by the Russian space agency Roscosmos on the Telegram messaging app. ..."

Ukraine war: Russian cosmonauts celebrate capture of Luhansk region from space | World News | Sky News Russian cosmonauts have been pictured holding up the flag of the self-proclaimed Luhansk People's Republic as they celebrated the region's capture by Vladimir Putin's forces in eastern Ukraine.