And by "Trump ally," I mean the always, er, colorful Roger Stone -- who recently sounded the alarm over the Cruz campaign and other Republican officials working assiduously to fill delegate slates with people who are legally bound to support Trump on an open convention's first ballot, but who would bolt immediately thereafter.  These "trojan horse" delegates, as Stone labeled them, could also vote against Trump's interests on key decisions involving the convention's rules, which will be determined by a special committee that anti-Trump forces are moving behind the scenes to stack in their favor.  Bear in mind that all of these moves are fully within the bounds of...