The test of the Ground-Based Midcourse Defense (GMD) system began at 4:01 p.m.Eastern when a long-range ballistic missile target lifted off from the Kodiak Launch Complex in Alaska.

• 地基导弹防御系统的测试从美国东部时间下午4.；01开始，此时一枚远程弹道导弹已经从阿拉斯加的考迪艾克发射。