Trump’s science envoy quits with scathing letter with an embedded message: “I-M-P-E-A-C-H”

Daniel Kammen, a renewable energy expert appointed last year as a science envoy to the State Department, resigned Wednesday, citing President Donald Trump’s response to the violence in Charlottesville, Virginia, as the final straw that led to his departure.
In a resignation letter posted to Twitter, Kammen wrote that Trump’s remarks about the racial violence in Virginia had attacked “core values of the United States” and that it would have “domestic and internationa