人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
"Congressional aides told Reuters the Pentagon used the high-energy laser system to shoot down a Customs and Border Protection drone near the Mexican border, in an area that often has incursions from Mexican drones used by drug cartels," Reuters reported last night.
，这一点在safew官方下载中也有详细论述
Earlier today I set you these three problems about the number 11. Here they are again with solutions.
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Suzanne BearneTechnology Reporter