More than 1,000 military veterans have signed on to a letter condemning President Trump over his "sustained attacks" on Lt. Col. Alexander Vindman, the Army official who provided damaging testimony during the House's impeachment inquiry and was later recalled from the White House's National Security Council (NSC). The letter, which was organized by the anti-Trump group National Security Action, condemned the dismissal of Vindman and his twin brother, Lt. Col. Yevgeny Vindman, saying it suggests that Trump is prioritizing "a personal vendetta over our national security.".... Signatories of the letter include former U.S. Army Europe Commander Lt. Gen. Mark Hertling,...