Halinichev was killed at the front in March 2023, one of more than 400 athletes killed since the outbreak of the war. His body has yet to be recovered.
The change of plan comes as Georgia faces accusations that the country is trending toward authoritarianism and strengthening its relationship with Russia.
Defense Secretary Lloyd Austin says the U.S. will soon announce security assistance for Ukraine, including anti-tank weapons, interceptors and munitions.
By Tara Copp and Lolita C. Baldor, The Associated Press
The latest military aid package comes as Russia is accusing Ukraine of using U.S.-provided munitions to strike inside Russia or Russian-held territory.