Ukraine claims deep strike hits Russian drone and missile plant in Cheboksary
Ukraine says FP-5 Flamingo missiles hit the VNIIR-Progress drone and missile plant in Cheboksary, about 900 km behind the front, injuring three. Kyiv also claims strikes on a Moscow-occupied port in Mariupol, a Samara oil refinery, and a Black Sea tanker; Russia says it survived the attack and that its air defenses shot down hundreds of drones, while Ukraine reports downing many Russian drones and claiming multiple direct hits in different locations.