Texas senator Ted Cruz is summoning the biggest donors to his presidential campaign to Colorado Springs in mid-July. Cruz and his top bundlers — those who, according to a top campaign aide, “have met or exceeded their finance goals” by raising a minimum of $100,000 — will convene at The Broadmoor, the five-star resort owned by the conservative billionaire Philip Anschutz. The Colorado event, which will run from July 10-12, will serve as an opportunity for the campaign to update its top donors on the state of the race and to ask them to redouble their efforts on Cruz’s behalf....