Where did senator mccarthy first announce that the state department was infested with communists?

Senator Mc Carthy first announced there were communist in the state in the state department at a campaign rally

a big wall across the mexican border so no drugs, terrorist, or illegal immigrants can come through : )    

apartheid, (afrikaans: “apartness”) policy that governed relations between south africa's white minority and nonwhite majority and sanctioned racial segregation and political and economic discrimination against nonwhites. people should not get this wrong. i was just answering a question.