TODAY, May 18, 3rd Hour: Today's Checklist: What You Need to Know About Your Blood Pressure| "MASQUERADE"| Catching Up With Clint Black

Dr. Icilma Fergus shares the importance of understanding your blood pressure and offers tips for improving your numbers. Plus, NBC’s Joe Fryer takes a look inside a beloved Broadway musical presented in a whole new way. And country music legend Clint Black stops by Studio 1A to discuss his new memoir, "Killin' Time: My Life in Music."