美军尼米兹号航母打击群赶赴中东

Group 1 - The core viewpoint of the article highlights the escalating tensions in the Middle East due to the ongoing conflict between Israel and Iran, prompting the U.S. military to reposition its assets in the region [1] - The U.S. Navy's "Nimitz" aircraft carrier strike group is set to arrive in the Middle East earlier than planned, indicating a strategic military response to the regional instability [1] - The "Nimitz" has altered its course, canceling a scheduled stop at a port in central Vietnam to head directly towards the Middle East, reflecting the urgency of the situation [1]