By bne IntelliNews General Christopher Cavoli, the top US commander in Europe, cautioned during a congressional hearing on April 10 that Ukraine is on the brink of running out of ammunition and air defence interceptor missiles. Kyiv is in urgent need of renewed support from the US in the next months if it is to avoid conceding more territory or possibly losing the war completely. The calls for more US aid are becoming increasingly stringent. President Volodymyr Zelenskiy said on April 7 that failure to approve military assistance from Congress could result in Ukraine’s loss. “If there is no US…