 Eisenhower was on his own train , the Look Ahead , Neighbor , stumping through Missouri , and on the morning of the 19th , his campaign staff made him aware of the gathering storm . Eisenhower publicly called upon Nixon to release all documents relating to the Fund , somewhat to the dismay of Chotiner , who wondered , " What more does the general require than the senator 's word ? " Eisenhower aides contacted the senior Republican senator from California , William Knowland , and persuaded him to fly from Hawaii to join the Eisenhower train and be available as a potential replacement running mate . 
