Ukrainian forces have blown up one of Russia’s largest ammunition storage bases in a drone attack, causing a huge explosion in the southern region of Krasnodar.

Russian reports say Ukrainian drones have struck a Russian arms depot deep inside the country, triggering explosions and the closure of a major highway.

An apparent Ukrainian attack on Russian military infrastructure — one of more than 10 since the beginning of August — struck overnight Tuesday. A munitions depot in the town of Toropets, deep inside Russia,