The Guardian view on Trump’s diplomacy: when the US knows the price and ignores values

The Trump administration did not take red lines on Ukraine to its talks with Russia in Saudi Arabia on Tuesday: it cares about the bottom line. The secretary of state, Marco Rubio, underscored that when he said the two sides would create a team, not only to support Ukraine peace talks but also to explore the “incredible opportunities” to partner with Moscow geopolitically “and, frankly, economically” that might result.