Analysis by , CNNLink Copied!Ad Feedback — It is the world’s most scrutinized shed. Exactly what happened to an outer building at an Iranian nuclear facility means both everything and nothing, as Tehran grapples with protecting its regional clout during the twin ravages of the coronavirus and US sanctions.The Natanz nuclear plant when fire tore through it at 2:06 a.m. local time Thursday. Satellite images beefed up the photos from ground level that slowly led Iranian officials to switch from calling the damage at the facility “limited” to “significant.”The plant has a florid...…Analysis by , CNNLink Copied!Ad Feedback — It is the world’s most scrutinized shed. Exactly what happened to an outer building at an Iranian nuclear facility means both everything and nothing, as Tehran grapples with protecting its regional clout during the twin ravages of the coronavirus and US sanctions.The Natanz nuclear plant when fire tore through it at 2:06 a.m. local time Thursday. Satellite images beefed up the photos from ground level that slowly led Iranian officials to switch from calling the damage at the facility “limited” to “significant.”The plant has a florid...WW…