Today’s Headlines with Giles Snyder: President Trump and North Korean leader Kim Jong Un sign a broad statement committing to denuclearize the Korean peninsula. Also, British lawmakers call for a criminal investigation into whether Russia tried to meddle with the country’s Brexit vote two years ago. Tuning in live? Comment with your questions. | NPR

Today’s Headlines with Giles Snyder: North Korea's former spy chief is reportedly headed to the U.S. Also, Starbucks will close more than 8,000 stores this afternoon for training to address discrimination and unconscious bias. Tuning in live? Post your questions in the comments. | NPR

Today's Headlines with Korva Coleman: President Trump delivers his first State of the Union address tonight. Also, Amazon, Berkshire Hathaway and JPMorgan Chase have announced a new heath care company with the goal of providing high quality care at a lower price. Have a question? Post it in the comments. | NPR