Chicago investor Rashaun Williams appears as guest shark on 'Shark Tank'

Chicago investor Rashaun Williams appeared as guest shark on the latest episode of "Shark Tank" Friday, and he sat down with ABC7 in studio.

Chicago investor Rashaun Williams appeared as guest shark on the latest episode of "Shark Tank" Friday, and he sat down with ABC7 in studio.

Chicago investor Rashaun Williams appeared as guest shark on the latest episode of "Shark Tank" Friday, and he sat down with ABC7 in studio.