Cantor Fitzgerald CEO Howard Lutnick reflects on building back after 9/11 terrorism attacks

Cantor Fitzgerald lost more than two thirds of its employees in the 9/11 attacks, but now 20 years later it has rebuilt. Howard Lutnick, Cantor Fitzgerald and BGC Partners CEO and chairman, joins 'Squawk Box' to reflect on the tragic day.
Fri, Sep 10 20219:14 AM EDT