Maine U.S. Sen. Susan Collins nailed it in her assessment of President Donald Trump. Readers weigh in on many issues in today's letters.

"There's jokes on Capitol Hill that today is another day that Susan Collins is 'concerned.'" said Casey Burgat, a professor of legislative affairs at George Washington University.

Surely, moderate Republicans like Sen. Susan Collins—who is up for reelection next year in the reliably blue state of Maine—would consider Kennedy and Gabbard too treacherous to swallow? Nope. Collins voted to confirm both nominees,

Trump tapped RFK Jr. for director of the agency, which oversees drug, vaccine and food safety as well as Medicare and Medicaid.