Google Play was launched.
The app store gives android users a platform to find and install applications.
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Lebron and Bronny James became the first father-son duo to play in an NBA game together.
The US gross national debt exceeded $1 trillion.
Microsoft released the Windows 7 operating system.
Inventor Chester Carlson created the first Xerox image.
The Walt Disney World Resort in Florida received its 100-millionth visitor.
