Ukraine faces escalating threats as Patriot missiles run out and Russia strikes

• Ukraine has run out of Patriot interceptor missiles due to a feud with the U.S. and blocked European aid.
• Russian drones killed at least three people in Ukraine, hit two shopping centers, and cut power to around 370,000.
• Poland scrambled fighter jets as Russia strikes western Ukraine, raising concerns among NATO's eastern flank.
• Countries along NATO's eastern flank are increasingly concerned about the risk of escalation of the war in Ukraine.