BEN HOROWITZ: How To Demote A Friend

Ben Horowitz, co-founder of Andreessen Horowitz, talks about the reality of having to demote a friend at work. Horowitz is the author of a new book, "The Hard Thing About Hard Things."

Produced by Justin Gmoser

Disclosure: Marc Andreessen, co-founder of Andreessen Horowitz, is an investor in Business Insider.