Henry Schein CEO Stan Bergman on why countries should embrace immigration

With 80 million people around being displaced, the current migrant crisis is a humanitarian crisis. At the same time there are growing fears around open borders to the extent that United States President Donald Trump is intent on building a wall to keep illegal immigrants out. Yet, says, Stan Bergman the CEO of Henry Schein, there are many positives around immigration. He spoke to CNBC Africa’s Fifi Peters at the World Economic Forum in Davos.