Motley Fool Money: 09.14.2012

Apple unveils the iPhone 5. McDonald's adds calories to its menu. And Facebook's CEO says it's time to double down. Our analysts discuss those stories and share some stocks on their radar. Plus, Guardian technology editor Charles author talks about his book, Digital Wars: Apple, Google, Microsoft and the Battle for the Internet. Learn more about your ad choices. Visit megaphone.fm/adchoices