Kelsea Ballerini and Chase Stokes are "officially back together" after a year full of ups and downs. "This time, they're moving much more carefully and intentionally," a source told Us Weekly exclusively. "After a very messy breakup, they took real time apart to figure out what they actually wanted." The insider told Us that the couple "had a very honest talk," which Stokes, 33, initiated. "The way things left off left them both heartbroken and Chase wanted to clear the air," the source explained.