Massive Covid-19 pestilence among the military on the border with Ukraine

According to the Latvian Ministry of Defense today, according
to their intelligence information, some kind of serious outbreak
of COVID-19 has begun among the Russian military, who were
herded into camps along the borders of Ukraine:
(https://bit.ly/3JdGWZ7)
Now we read The Guardian (https://bit.ly/3Llzahw) for February
4th: General Oleksandr Syrsky, commander of the Ukrainian
ground forces, told The Guardian that out of about 150,000 soldiers
in his ranks, 2,400 had contracted Covid. Testing was only done
before special events or when symptoms appeared, he said, suggesting
the real number could be much higher. Ukrainian military bases have
been closed to visitors to prevent the spread of the virus.