A look back at Lester Holt’s third Across America tour
02:02Journalist's murder recorded?; Hurricane Michael death toll rises; Lester Holt’s final stop ‘Across America’
Visiting a Prohibition-era speakeasy 100 years after Congress banned booze
01:18YouTube cracking down on viral challenges that could result in physical harm
01:00Doctor accused of giving lethal doses of fentanyl to two dozen patients to hasten their death
01:15This gene therapy treatment for blindness is the most expensive drug in America
02:24Automakers ditch sedans at Detroit auto-show
01:19OxyContin maker deceived doctors and patients, fueling opioid crisis, prosecutors say
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