All 10 living former US defence secretaries, including two Donald Trump appointees, have warned against involving the military in the US presidential transition. In an essay published in The Washington Post, Ashton Carter, Leon Panetta, William Perry, Dick Cheney, William Cohen, Robert Gates, Chuck Hagel, Donald Rumsfeld, James Mattis, and Mark Esper urged the Pentagon to commit to a peaceful transition of power. "Efforts to involve the US armed forces in resolving election disputes would take us into a dangerous, unlawful, and unconstitutional territory," they said, adding that officials who sought to...