By William Walker Iran has raised its air defenses to ‘maximum readiness’ amid chilling new fears of a global conflict, say reports. Three US army soldiers were killed and at least two dozen service personnel injured after an overnight drone attack, which struck the living quarters of a small US outpost in Northeast Jordan, say officials. They were the first troops to be killed amid months-long airstrikes against US soldiers across the Middle East by Iranian-backed groups during the Israel-Hamas war in Gaza. US President Biden condemned the killings in a statement, saying the attack “was carri…