Russia said over 200 people had been placed in quarantine.
President Donald Trump called on Ukrainian President Volodymyr Zelenskyy to halt strikes on Russian diesel, saying the attacks are causing a fuel shortage.
The German government on Tuesday blamed Russia for an attempted attack at Leipzig/Halle Airport last month using a drone laden with explosives, and announced that it would shut down a Russian consulate among other measures.
A Russian drone struck a warehouse west of Kyiv that Ukrainian officials say was storing shells, mines and other ammunition, sparking massive explosions and fires that swept through dozens of nearby homes and buildings and killing 37 people.
The CIA, Department of Defense and Air Force declined to comment.
Ukraine launched hundreds of drones across Russia on Sunday, killing at least six people in one of Kyiv's largest aerial attacks of the war.