Discovery CEO and Verizon Consumer Group CEO on partnering on launch of Discovery+

Media company Discovery is entering the streaming wars, launching a streaming service called Discovery+ on January 4, 2021. Discovery is partnering with Verizon, who will offer 55 million customers up to one year of Discovery+ for free. Discovery CEO David Zaslav and Verizon Consumer Group CEO Ronan Dunne join "Squawk Box" to discuss.