Bull market began in earnest in December 2016 and will continue to strengthen, says Ark Invest CEO

6:02 AM ET Wed, 15 Aug 2018

Cathie Wood, Ark Invest CEO and chief investment officer, and Jonathan Golub, Credit Suisse chief U.S Equity strategist, join the 'Squawk Box' team to discuss if they think the bull markets and economy will continue to pick up steam.