Iran fortifies Isfahan nuclear site amid attack concerns

•⁠ ⁠Satellite images show Iran sealing tunnels at the Isfahan nuclear facility, apparently to protect the site from a possible attack.

•⁠ ⁠The images indicate soil and earth were placed over tunnel entrances, making underground access more difficult and concealing key areas.

•⁠ ⁠Analysts say the measures suggest Iran is concerned about a potential strike on nuclear facilities, including enriched uranium storage areas.