Vadym Boychenko, mayor of Mariupol, at his office in the city hall of Mariupol, Ukraine, on Wednesday, Jan. 12, 2022.
Christopher Occhicone | Bloomberg | Getty Images
WASHINGTON — The exiled Ukrainian mayor of Mariupol has vowed to rebuild his decimated former city as he marked one year since it fell to Russian occupying forces.
The seaside city, whose steel industry was once an economic powerhouse for the nation, saw its last Ukrainian…