President Trump steps into North Korea - Bill Zimpfer of the NBC Radio News foreign desk reports and Jeff reacts to this weekend's historic events; Dr. James Juarez reports that it doesn't take much to hold off aging - a discussion about putting simplicity in your health plan; Johnston Community Development Director David Wilwerding wants YOUR input as Johnston grows - the city is putting together a plan THROUGH 2040; Travel Specialist Pete Trabucco says we've got TOO much weather information in our lives and he talks to Jeff how it's impacting our free time. Click to hear hour 1 of #needtoknow for 7/1.