Tim Cook reportedly spotted wearing a revolutionary Apple Watch prototype

Apple CEO Tim Cook will be the first to tell you — he loves the Apple Watch and its health tracking capabilities. So if there's anyone who would serve as a high-profile guinea pig for a breakthrough new feature for the device, Cook's a top candidate.

Which is why it may come as no surprise that Cook has been spotted out and around on Apple's campus sporting a specialized version of the Watch, according to a report from CNBC. Connected to Cook's Watch is a new device that is said to be a prototype of a glucose-tracker, which is rumored to be in development for a future version of the wearable. Read more...