在边境面对毒品、传染病和恐怖主义变得漏洞百出的世界里，美国必须协助成立国际联盟和机构，应对共同面临的挑战和威胁。
In a world where borders are more porous than ever to everything from drugs to infectious diseases to terrorism, America must help build international coalitions and institutions to address shared threats and challenges.