President Obama promised Friday there would be “costs” if Russia moved troops into Ukraine, but he didn’t specify what those costs might be. Sen. John McCain has several suggestions for Obama, including the sanctioning of high-level Russian officials; restarting missile defense plans in Eastern Europe; and bringing Georgia, a former Soviet republic, into NATO. McCain said he plans to push from the Congressional side, he told The Daily Beast in an exclusive interview Saturday evening. McCain wants the administration to expand its threat to pull out of the G8 Summit in Sochi scheduled for June. That limited move is unlikely...