Good morning. US tariffs come into force. Donald Trump looks set to meet with Vladimir Putin. And United resumes flights after a tech issue. Listen to the day’s top stories.

Trump's "punishing new tariffs" escalated a "global trade war that he has started" and insists will "help reset trade relationships that he deems unfair," bring in new tax revenue and revive U.S. manufacturing,

U.S. President Donald Trump’s new tariffs on U.S. imports from dozens of countries went into effect on Thursday as part of his administration’s efforts to reshape global trade.