Cantor Fitzgerald remembers 9/11 with charity day

Howard Lutnick, Cantor Fitzgerald chairman and CEO, is known for rebuilding his firm after September 11th. Cantor Fitzgerald lost about two-thirds of its New York employees. Howard Lutnick joins 'Squawk Box' to discuss the 9/11 anniversary and the firm's charity day.
Tue, Sep 10 201910:01 AM EDT