'Not a joke': US secretary of state says Trump is serious about buying Greenland

US Secretary of State Marco Rubio confirmed President Trump's genuine interest in purchasing Greenland, highlighting national security concerns and potential Chinese influence. Denmark, a NATO ally, reacted strongly, with tensions evident during a call between Trump and Danish Prime Minister Mette Frederiksen. Rubio emphasized the strategic importance of Greenland and the benefits of American control over the territory.