What Mattered Today: September 23, 2019

Iran released a U.K.-flagged tanker after two months amid escalating tensions, a U.S. Army soldier was arrested for plotting attacks on news media and left-leaning politicians, and British company Thomas Cook went bust, stranding thousands of travelers. Plus, teen activist Greta Thunberg criticized world leaders at U.N. climate meeting, a U.S.-Japan trade deal struggled amid auto tariff fears, and ex-Nissan CEO Carlos Ghosn settled with the FEC for $15 million. Catch up on these and more of today's top headlines.

What Mattered Today: September 23, 2019