Obama is viewed positively by 57% of Americans, a new CNN poll finds, far surpassing the ratings for his two Oval Office successors. Only 34% of the public offers a favorable opinion of President Donald Trump, with former President Joe Biden’s favorability trailing at just 30%.Obama’s standing among political independents is more than twice as high as either Biden’s or Trump’s. Unlike Biden or Trump, he also has the near-universal backing of his own party.