Russia said Tuesday that some units participating in military exercises would begin returning to their bases, adding to glimmers of hope that the Kremlin may not be planning to invade Ukraine imminently. But it gave no details on where the troops were pulling back from, or how many. That muddied efforts to determine the significance of the announcement, which buoyed world financial markets and the long-suffering ruble after weeks of escalation in Europe's worst East-West standoff in decades. Tap the link in bio to read more. 📸 Russian Defense Ministry, @afpphoto via @gettyimages #russia #ukraine