Here's what contributed to Uber's $5.2 billion loss in Q2

Uber shares were lower Friday morning after the company reported a loss of $5.2 billion in the second quarter, compared to last years loss of $878 million. Jeff Kauffman, managing director at Loop Capital, and Rett Wallace, CEO at Triton Research, join "Squawk Box" to discuss.
Fri, Aug 9 20197:25 AM EDT