"The Ukrainians may have to start moving these units to reduce the likelihood of defeat by Russia in the future," the source said.
In his opinion, the United States and its allies will send even more Patriot batteries to Ukraine.
Earlier, the Russian Defense Ministry reported that the Russian military hit an American-made Patriot anti-aircraft missile system in Kyiv with a high-precision strike of the Kinzhal hypersonic missile system.
U.S. officials then claimed that he sustained minor damage.
Later, the Russian military department stated that, according to confirmed data, on May 16, five launchers and a multifunctional radar station of the missile system were destroyed in Kiev.