Morning Jumpstart: GOP Day 3: Boos for Cruz = chaos Trump: Defending NATO allies conditional Melania misstep: Meredith McIver = messup Protests: "You're on fire, stupid!" Obama and Clinton have talked Veeps Texas voter ID law discriminatory Turkey prez: State of emergency   GOP Day 3: Boos for Cruz = Chaos (WaPo, NYT, Politico, AP, TMN, TMN me)   • The Republican convention erupted into tumult on Wednesday night. In the most electric moment of the convention, a clamor broke out as it became clear that Sen Ted Cruz (R-Texas) wasn't going to endorse Donald Trump, pointedly snubbing the party [...]