A breakthrough vote to pass legislation authorizing additional aid for Ukraine sets the stage for “a race” between Russia‘s attacked forces and U.S. aid deliveries, with Ukrainian forces and territory hanging in the balance.

“It’s a race against time,” Oleksandr Merezhko, who chairs the Foreign Affairs Committee in the Ukrainian parliament, told the Washington Examiner. “I hope that we’ll start receiving at least artillery shells within weeks … like two weeks or three weeks.”