All crew survived, which is great to hear. At least the Challenger is getting put to good use in their offensive. Just like every other piece of military equipment, you're always going to lose some.
A video shared on social media and analysed by BBC Verify shows a badly-damaged British-made tank.
The footage - which shows smoke pouring from the vehicle - follows claims from Ukrainian officials that its forces have breached the first Russian defensive lines in southern Ukraine.
However, the video is consistent with other footage that shows Ukrainian forces deployed in the area around the recently-retaken village of Robotyne in the south-east of the country.
The tanks were only supplied to Ukraine's elite 82nd Air Assault Brigade according to Sonny Butterworth, an analyst with Janes Defence.
"Previous videos posted on social media appear to show other types of western-supplied vehicles used by 82nd Air Assault Brigade, suggesting the elite military unit was in action on the frontlines in Ukraine's southern region of Zaporizhzhia."
At the time, Prime Minister Rishi Sunak said the battle tank would help Kyiv's forces "push Russian troops back".
The original article contains 299 words, the summary contains 150 words. Saved 50%. I'm a bot and I'm open source!
Usually these are empty when rolling into battle, they are used to get there in the first place. Tanks aren't known for great fuel economy and the inside is already cramped, so for cross country travel it's practical.