T-Mobile CEO: 'Cheat on your carrier' By: CNBC.com News June 18, 2014 at 22:00 PM EDT To lure customers, T-Mobile CEO John Legere announced streaming music offerings, and a free, seven-day test drive of the iPhone 5S. Read More >> Related Stocks: AT&T Inc Apple Atlantic Power Corp Pandora Media Inc Sentinelone Inc Cl A Verizon Communications