The FBI is investigating what they say appears to be an assassination attempt on Republican presidential candidate Donald Trump. Prime Minister Benjamin Netanyahu said Israel would inflict a "heavy price" on the Iran-aligned Houthis who control northern Yemen, after they reached central Israel with a missile on Sunday for the first time. Two astronauts - a billionaire and an engineer - completed the world's first private spacewalk in orbit on Thursday outside a SpaceX capsule, wearing a new line of spacesuits in a risky feat previously exclusive to astronauts from national space programs.