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Meet a man with a powerful addiction — to running. Caleb Daniloff says he believes the sport saved him from addictions that were far worse, and he's written a new book, called Running Ransom Road: Confronting the Past, One Marathon at a Time, about his experiences.

Daniloff has run some familiar marathons — New York and Boston — but he's also been to a place not famous for outdoor running: Moscow.

Video game makers are rolling out their new titles — with a wide range of creativity and style — just in time for the holiday shopping season. Jamin Warren, founder of Kill Screen magazine, shares his list of video games you should keep your eye on:

In a sterile white boardroom in ABC Family's headquarters in Los Angeles, two young women are assiduously ignoring a spread of cookies in favor of two more important things: their laptops and a live broadcast of the show Pretty Little Liars playing on a large flat-screen TV.

Dalia Ganz, 28, is the show's social-media manager. She's patiently teaching one of the beautiful young actors on the show how to live-tweet this episode.

"Include #prettylittleliars in your answers," she instructs. That is a literal transcription of her words.

While most American homes still have a television in the den, how we watch, and what we watch, is changing. Computers, tablets, smartphones, DVRs and video game consoles have redefined what television is.

Viewers have officially become a multiscreen culture. And that means the TV industry is changing, as well. Consider that 36 million Americans watch video on their phones, according to the Nielsen ratings company.