David Cameron is telling his audience in Glasgow that having the Trident nuclear deterrent is the "best insurance policy that you can have that you will never be subject to nuclear blackmail".
It took three questions to get on to the subject of cuts, with the Prime Minister saying that "defence can't be exempt altogether from difficult decisions".
He says that the new aircraft carriers, Typhoons and other Army kit will be best in the world despite the cuts.
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The victims were playing the popular game in Whittington Park in Holloway on Tuesday night, when three males suspects approached them.
A former Royal Marine who was recently engaged has been killed in a climbing accident in the French Alps.
Through the day we'll see plenty of sunny spells but there will be a risk of showers too as they filter down from the northwest.