If they were captured you would think the Russians would have announced it by now. They're ether dead or MIA.
These were the american veterans caught earlier, it seems.
In one of the tweets, it is mentioned they were basically send towards a town with bad intel. It is said a squad of 10 were told the area was clear and when they arrived, a russian offensive with several T-72B3's and BMP-3's was underway within the town