I would suspect Abbott will keep a low profile, under the direction of Petra.
There is more to come out about the sub's, Jay Weatherall is not convinced SA will get any benifet for the so called "competitive evaluation process"what ever that is.
Looking forward to seeing Turnbull on Q&A, no doubt he will get quizzed on the leadership as usual and as usual be will make an unconvincing reply that he stands behind the PM