The Republican Party's pro-Israel allies are going all-out to unseat Rep. Thomas Massie. He's responded by making those attacks a centerpiece of his campaign. The GOP's mega-donor ranks are filled with backers of Israel, and they're showing they're willing to invest in defeating lawmakers who are critical of Israel. They're also aligning themselves with President Trump, who has singled out Massie (R-Ky.) — a rare congressional Republican Trump critic — for defeat. Massie has vocally criticized Israel's handling of the war in Gaza and voted against providing U.S. aid to Israel. He also skipped Israeli Prime Minister Benjamin Netanyahu's July...