Ukraine has destroyed nearly 10% of Russia's tanks, making experts ask: Are tanks over?

This vanguard role, held then by foot soldiers and now by tanks, will likely shift to drones, robotic vehicles, and long-range strike systems.

"Tanks are going to move, over time, into more of a mopping-up role," said Paul Scharre, a former US Army Ranger and a director of studies at the Center for a New American Security.

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"We're actually seeing the Ukrainian military employ drones, the TB2 and smaller drones, to significant effect against Russian armored vehicles," said CNAS's Scharre. "Drones can be very effective in contested airspaces, in part because they can fly lower and in part because you're not risking a pilot."

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