North American Leaders' Summit wraps in Mexico City; Immigration and supply chain were in focus

Carlos Gutierrez, former CEO of Kellogg's and EmPath co-founder, joins CNBC's 'Squawk Box' to give his takeaways from the North American Leaders' Summit held in Mexico City this week. President Biden discussed economic cooperation, drug trafficking, migration and climate change with Mexico's López Obrador and Canada's Trudeau during the summit.