U.S. President Donald Trump and Russian President Vladimir Putin met in Helsinki, Finland for a highly-anticipated summit. We discuss what's at stake and break down the topics on their agenda. Amazon Prime Day kicks off at 3 PM ET Monday. This year, the shopping holiday will last a full 36 hours. We discuss what to expect and how to lock down the best deals. Journalist and TV personality Piers Morgan joins Cheddar to talk about his new show, 'Serial Killer With Piers Morgan,' premiering Monday night on Oxygen. He also discusses his interview with President Trump on board Air Force One.