Danielle Bradbery was declared the Season 4 winner of the singing competition series \"The Voice\" in Los Angeles Tuesday night. \"I\'m speechless,\" the 16-year-old Texas native said after hearing she earned the most viewer votes and beat out fellow finalists Michelle Chamuel and The Swon Brothers for the grand prize of a recording contract. Usher, Adam Levine, Shakira and Blake Shelton served as the show\'s celebrity musician coaches this season, while Carson Daly was the host of the program.