How skilled migration from Asia reshaped the US economy

A small number of Asian countries have provided thousands of high-skilled migrants to the US, many of whom have gone on to great success. What created this long-term trend, and what has it contributed to the US economy? And with changes in domestic policy, technology, and the opportunities in other countries, will it continue? 

Gaurav Khanna of UC San Diego tells Tim Phillips the story of high-skilled migration to the US and warns of the consequences for the US economy if, in the future, they decide to go elsewhere – or stay at home.