 Even though the first test flights of the Arrow were successful, the US government was unwilling to commit to a purchase of aircraft from Canada.In September 1958, Diefenbaker warned that the Arrow would come under complete review in six months.The company began seeking out other projects including a US-funded "saucer" program that became the VZ-9 Avrocar, and also mounted a public relations offensive urging that the Arrow go into full production.