By KONSTANTIN TOROPIN and BEN FINLEY, The Associated Press WASHINGTON (AP) — The Pentagon announced Monday it is investigating Democratic Sen. Mark Kelly of Arizona over possible breaches of military law after the former Navy pilot joined a handful of other lawmakers in a video that called for troops to defy “illegal orders.” The Pentagon’s statement, posted on social media, cited a federal law that allows retired service members to be recalled to active duty on orders of the defense secretary for possible court-martial or other measures. It is extraordinary for the Pentagon, which until President Donald Trump’s second term...