Amid the ongoing Russia-Ukraine war, U.S-supplied Abrams tanks' armor is failing as a series of weaknesses were found, according to Ukrainian crews working on the tanks who spoke to CNN.

The American-made M1 Abrams tank is at last in Ukraine, and while it has its limitations, it's more than just another piece of Western weaponry. It's heavy-duty, combat-proven armor that was built ...

The M1A2 Abrams is a formidable main battle tank used by the U.S. Army. Weighing around 68 tons, it features advanced armor, firepower and mobility. Its primary armament includes a 120mm Smooth ...

The Abrams was designed to fight enemy armor and just annihilate it. That purity of design is something that I feel other kinds of tanks have sort of watered down. Read next ...