WASHINGTON — President Donald Trump is tapping Casey Means, a wellness influencer with close ties to Health and Human Services Secretary Robert F. Kennedy, Jr., as his nominee for surgeon ...

Libby Casey is the senior news anchor for The Washington Post's live coverage, including politics and breaking news.

Health Secretary RFK Jr. has said vegetable oils, like canola and soybean, are 'poisoning Americans.' But many researchers say the evidence isn't there. So, what does the science say about seed oils?