Nighttime Patterns News Today

>> okay. so if youre like me, maybe youre like sleeping intermittently, this is going to make you feel better. the bbc are saying unbroken eight hours of shuteye, sleep, uh-uh. sleep experts are making the case of broken sleep patterns. a historian says its perfectly normal for slumber to be interrupted. one sleep expert even suggests broken nighttime patterns can help regulate stress. he tells people what they are experiencing is a throwback to the bimodal sleep pattern, when you -- >> lets hop...