芬太尼等阿片类药物泛滥正在影响着越来越多的美国家庭。记者带您亲临美国北达科他州的大福克斯市，来探寻这类药物对当地居民的影响，也来看看这座小城如何集结资源来应对这场危机。(18-year-old Bailey Henke died from fentanyl overdose in Grand Forks, North Dakota in 2015. Police investigation into his case eventually linked the source of the controlled substance to China. How could fentanyl from China end up in an 18-year-old’s mouth in North Dakota? And what is Grand Forks doing to combat the opioid crisis? VOA explores. )