Americans head to polls in midterm elections seen as referendum on Trump

What happened: Americans are voting in US midterm elections widely seen as a referendum on Donald Trump's second presidency, with control of the Senate and House, both held by Republicans, at stake. Key numbers: Trump approval ratings between 33 and 37%. New York Times and Siena University polls put Democrats ahead in five of seven key battleground contests. Why it matters: Democrats hope to win both chambers to put a brake on Trump's presidential power. Surveys suggest Democrats are well-positioned to win the House but face a tougher task in the Senate. Coverage: 4 outlets in 24h

Americans are voting in US midterm elections widely seen as a referendum on Donald Trump's second presidency, with control of the Senate and House, both held by Republicans, at stake.

Democrats hope to win both chambers to put a brake on Trump's presidential power. Surveys suggest Democrats are well-positioned to win the House but face a tougher task in the Senate.