Two in five U.S. voters worry about intimidation at polls Moira Warburton & Jason Lange, Reuters Two in five U.S. voters say they are worried about threats of violence or voter intimidation at polling stations during the country's midterm elections, according to a new Reuters/Ipsos poll. The poll, completed on Monday, also found that two-thirds of registered voters fear that extremists will carry out acts of violence after the election if they are unhappy with the outcome. Biden approval dips to 39% as Democrats brace for midterms, Reuters/Ipsos poll shows Jason Lange, Reuters President Biden's approval rating edged closer to the lowest level of his presidency just two weeks before midterm elections that will shape the rest of this term, a Reuters/Ipsos opinion poll completed on Tuesday found. The two-day national poll found that 39% of Americans approve of Biden's job performance, a percentage point lower than a week earlier. Presidential Approval Tracker Ipsos Two weeks before the…