Taylor Swift has another hit on her hands? It must be Tuesday. At midnight, the 24-year-old pop star released a new track cowritten with fun.'s Jack Antonoff called "Out of the Woods," and it's skyrocketed to No. 1. It's the second release from her upcoming album, "1989," and like other Swift songs delves into personal territory. "This song is about the fragility and breakable nature of some relationships," Swift explained to "Good Morning America" on Monday, probably prompting speculation as to which of her ex-boyfriends she could be writing about (early buzz points to One Direction's Harry Styles). "This was a relationship where -- it was kind of (like) living day-to-day, wondering where it was going, if it was going anywhere, if it was going to end the next day," Swift recalled. "It was a relationship where you kind of never feel like you're standing on solid ground. That kind of feeling brings on excitement but also extreme anxiety, and kind of a frantic feeling of wondering. ... This song sounds exactly like that frantic feeling of anxiety and questioning." Read more http://www.cnn.com/2014/10/14/showbiz/music/taylor-swift-out-of-the-woods/