https://www.washingtonpost.com/world/2022/02/24/ukraine-russia-chernobyl-risk/ (https://www.washingtonpost.com/world/2022/02/24/ukraine-russia-chernobyl-risk/)
Ukraine reports higher but 'not critical' Chernobyl radiation
"Experts at the state nuclear agency did not provide exact radiation levels but said the change was due to the movement of heavy military equipment in the area lifting radioactive dust into the air."
https://www.reuters.com/world/europe/ukraine-nuclear-agency-reports-higher-chernobyl-radiation-levels-due-heavy-2022-02-25/ (https://www.reuters.com/world/europe/ukraine-nuclear-agency-reports-higher-chernobyl-radiation-levels-due-heavy-2022-02-25/)