Would you like more fun, love, laughter and adventure in your life? Oscar-nominated actress and best-selling author Mariel Hemingway and her boyfriend, Bobby Williams, a stuntman and extreme athlete, say they have the answers to living a simpler, more vibrant life. In their book, "Running with Nature," Mariel and Bobby show us how to tap into our soul's mission and reconnect with our true selves. Mariel also opens up about her famous family, including her grandfather Ernest Hemingway, and their legacy of addiction, mental illness and suicide.