THIS is the dramatic moment a Russian ship packed with ammo was reportedly blown up in Ukraine as humiliated Putin’s Navy is forced to retreat. Footage shows the tanker, named Orsk, on fire as black smoke can be seen coming from the port in occupied Berdyansk. TwitterFootage shows the moment of the explosion[/caption] TwitterTwo vessels were forced to flee the port[/caption] Moscow’s trio of sea ships had been supporting their advance in the besieged port city of Mariupol. While Orsk sank, and ammunition onboard exploded sending black smoke billowing into the sky, another Kremlin Navy ship was damaged and a third attempted to leave port before it too was obliterated. The port’s fuel depot was also understood to be ablaze. The Ukrainian Navy said on a Facebook post: “A large paratroop ship ‘Orsk’ of the black sea fleet of occupiers was destroyed in the occupied Russian port Berdyansk.Glory to Ukraine!” READ MORE ON UKRAINE PUTIN'S THREAT Putin's ambassador says they have the right to press the nuclear button PUT-IN HIS PLACE Chance of Putin being deposed in coup 'grows every week amid Ukraine war' On the 29th day of the Russian invasion, four missiles, including phospherous bombs, hit Lugansk. Among four dead were two Ukrainian children. In the region of eastern Ukraine, in the disputed Donbas region, 101,526 houses across 35 towns and villages have no electricity. Russia has sent 250 air raids over Kyiv, Chernihiv and Kharkiv in the last day. In return, defiant Ukraine said they had blasted 11 aircraft from the skies – seven planes, one helicopter, two cruise missiles and a drone. In the last 22 days, Moscow has authorised a terrifying 1,100 missile strikes on Ukraine – with many hitting schools, hospitals and theatres offering shelter. Most read in The Sun PUMP IT UP Asda and Sainsbury's cut petrol price by 6p per litre TODAY after fuel duty cut HOLY SMOKE Price of pack of cigarettes NOT going up again after Spring Statement AFTER EFFECT Warning to Covid survivors of the last year over life-threatening complication DINING OUT Brits face huge restaurant bills this summer at major European tourist hotspot LONG FLIGHT Summer holiday warning as flights to Spain, Portugal & Germany face delays FIZZLED OUT Coronation Street's Fiz Stape quits the cobbles after 21 years Meanwhile, seven humanitarian corridors are expected to be opened up today allowing people to flee safely, the deputy prime minister has said. However, the besieged city of Mariupol have been left off the list where civilians are urged to head to a nearby town. Shocking footage shows the destroyed city with barely any building undamaged by relentless shelling. Help those fleeing conflict with The Sun’s Ukraine Fund PICTURES of women and children fleeing the horror of Ukraine’s devastated towns and cities have moved Sun readers to tears. Many of you want to help the five million caught in the chaos — and now you can, by donating to The Sun’s Ukraine Fund. Give as little as £3 or as much as you can afford and every penny will be donated to the Red Cross on the ground helping women, children, the old, the infirm and the wounded. Donate here to help The Sun’s fund Or text to 70141 from UK mobiles £3 — text SUN£3£5 — text SUN£5£10 — text SUN£10 Texts cost your chosen donation amount (e.g. £5) +1 standard message (we receive 100%). For full T&Cs visit redcross.org.uk/mobile The Ukraine Crisis Appeal will support people in areas currently affected and those potentially affected in the future by the crisis. In the unlikely event that the British Red Cross raise more money than can be reasonably and efficiently spent, any surplus funds will be used to help them prepare for and respond to other humanitarian disasters anywhere in the world. For more information visit https://donate.redcross.org.uk/appeal/disaster-fund