Volodymyr Zelenskyy said the Russian truck drivers who transported what would become platforms for Ukraine's drone attack on Russian warplanes did so unwittingly.
Russia launched deadly strikes on Ukraine. The Kremlin had indicated it would retaliate after Ukraine's covert drone operation damaged Russian bombers. NBC News' Keir Simmons reports.
The risks of drones have been underscored by Russia's drone strikes in Ukraine, and Ukraine's surprise drone strikes that destroyed some aircraft deep within Russia, the White House said.
