Walker & Dunlop CEO: Industrial and multi-family are two real estate sectors that have done well amid the pandemic

Willy Walker, Walker & Dunlop chairman and CEO, says many renters have moved out of New York City, but office buildings have held up well so far. About 20 percent of offices in New York City are vacant and there has been a 15-20 percent pull back in rent. He joins 'Closing Bell' to discuss his outlook on commercial real estate.