Leaders of the G7 group of countries are arriving in Biarritz for this year's summit. U.S. President Donald Trump says he expects the summit to accomplish a lot, but he's at odds with most of the other leaders on a number of major issues. British Prime Minister Boris Johnson says he will telling Trump to pull back from a trade war which is already destabilizing economic growth around the world. Our correspondent Stefan De Vries give us an update on the meeting.