Senator DAY (South Australia) (14:42): Mr President, I ask a further supplementary question. Former Chief of Navy, then Vice Admiral Ray Griggs, told Monthly magazine that: Our submarines provide us with strategic weight in a way that no other ADF asset … does. Given that weight, will the government consider, or commence considering, establishing a separate fourth arm of our defence forces—that is, separate from the Navy—called the Royal Australian Submarine Corps?