Perhaps you have been told to create a contact in your phone labeled ICE, for “in case of emergency,” filled with the name and number of a spouse, parent, child or friend who should be notified if anything should happen to you. The problem with that is if your phone is locked with a passcode or fingerprint, it might be impossible for someone to find that contact in an emergency. Apple’s latest operating system, iOS 8, has created a possible solution to allow access to emergency contacts without unlocking the phone...