Yes, Ukraine is losing tanks, including some of its best tanks. No, it’s not running out of tanks.
Challenger 1 - Wikipedia
Challenger -1 / -2 / -3 (Egyesült Királyság), Page 47
What's the Problem With British Tanks Challenger 2, Used by
The Challenger 2 Tank Already Has a Lot of Armor. The Ukrainians
American observer: the loss of the Armed Forces of the Challenger
Guerra en Ucrania: noticias colaterales y de política
UK denies Challenger 2 gift to Ukraine reduces operational
Poland confirms T-72 tank delivery to Ukraine, with Challenger 2
Analysis of Land Army Maintenance Techniques in the War in Ukraine
Britain denies doubling number of Challenger tanks for Ukraine
又一个神话破灭:英国“挑战者2”也烧了_手机新浪网
What is the significance of Ukraine's loss of its first Challenger