Watch CNBC's full interview with Starbucks CEO Laxman Narasimhan

Starbucks CEO Laxman Narasimhan joins 'Squawk on the Street' to discuss the company's Q2 results, which reported weaker-than-expected quarterly earnings and revenue, fueled by a surprise decline in same-store sales, news of the company cutting its full-year guidance, state of the consumer, expansion plans, China market competition, economic outlook, and more.