The delivery of military aid to Ukraine continues, but the White House cannot comment on the timing and volume of deliveries due to operational security concerns, White House Press Secretary Karine Jean-Pierre said on April 29. “Aid into Ukraine is ongoing,” Jean-Pierre said. “They have been receiving that security assistance. I’m going to be really mindful here because there are operational security concerns that I want to be careful of. What we hope is that it gets to the frontlines so that Ukraine can continue to defend itself.” The U.S. passed the long-awaited $61 billion foreign aid packa…