With Sir Keir Starmer just weeks away from leaving office, his government has finally released its long awaited Defence Investment Plan - but will it be enough to keep the UK safe? 

On this episode of The Fourcast Indicators, Matt Frei and Mark Urban are joined by Channel 4's International Editor Lindsey Hilsum. 

They discuss how the wars in Ukraine and the Middle East have "completely changed" the nature of warfare, how Britain is betting big on drones - and if Vladimir Putin might be at risk of lose his prized possession: Crimea.