Dunno mate,this came up on CNBC,maybe it's old.
Belarusian President Alexander Lukashenko said he was forming a southern military command and sending battalion tactical groups to the area that borders Ukraine.
Lukashenko did not give details, but battalion tactical groups typically consist of mechanized infantry including tanks. The territory of Belarus was used for rocket attacks on Ukraine, but the military of Belarus did not take part in the Russian ground operation.
Ukrainian authorities have expressed concern that Belarus may agree to a wider participation in the war.