US and NATO officials say the supply of Patriot interceptor missiles stored in Europe has dropped to a level they call 'beyond critical.' Patriot missiles are the main weapons NATO uses to shoot down incoming ballistic missiles.
Latvia's prime minister said Russia is waging outright war against the West, pointing to a pattern of provocations across Europe.
A suspected Russian missile crashed inside Poland, a NATO member, leaving a 10-metre crater near a village during a Russian attack on the Ukrainian city of Lviv.
Prague plans to grow its army even as its defence minister rejects talk of a recruitment crisis. For a small NATO member, adding soldiers rather than only spending is a pointed move amid transatlantic strain.