 Rusk added "The fact was that we could not, in any good faith, tell them".Shortly afterwards, in March 1968 Rusk appeared as a witness before the Senate Foreign Relations Committee chaired by Fulbright that was examining allegations that the Johnson administration had been dishonest about the Gulf of Tonkin incident in 1964.Through Rusk handled well himself under the relentless questioning by Fulbright, the televised hearings were another blow to the prestige of the Johnson administration as it became very apparent to the viewers that a number of senators were now opposed to the war or were only lukewarm in their support.