The full interview between Ukrainian President Volodymyr Zelenskyy and Martha Raddatz, co-anchor of This Week with George Stephanopoulos, will air on Sunday morning on This Week. ABC News

Ukrainian President Volodymyr Zelenskyy said the Russian truck drivers who transported what would become platforms for Ukraine's large-scale surprise drone attack on Russian warplanes a week ago did so unwittingly.

In the attack, drones used to conduct the attack were hidden in "mobile houses" that had retractable roofs, which were loaded on the trucks and then opened remotely to conduct the operation, a source told ABC News .

"They didn't know anything," Zelenskyy told Martha Raddatz in an exclusive interview airing Sunday on "This Week with George Stephanopoulos."

"They just did their job,"

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