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 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