glucerna®. everyday progress. glucerna®. i am a techie dad.n.he best technology should feel effortless. like magic. at comcast, it's my job to develop, apps and tools that simplify your experience. my name is mike, i'm in product development at comcast. we're working to make things simple, easy and awesome. >> the g 20 summit comes to a close with president trump and china's president agreeing to a 90 day tariff truths. ellison barber at the white house. >>reporter: according to the white house press secretary, president trump agreed to leave tariffs on $200 billion worth of chinese goods at 10 percent. instead of raising it to 25 percent on january 1 which is what they were previously planning to do. the white house says beijing agreed to quote, purchase a not yet agreed upon amount of product from the u.s. to reduce the trade imbalance. president trump and president xi jinping are set to begin negotiations on structural changes on things like intellectual property rights and agriculture that the press secretary said they be can those negotiati