• Microsoft holding a "secretive" event, location TBD, in which they will make a major announcement.
• Insider says they will be announcing their entry into the tablet market, going head to head with Apple's iPad.
• Rumors are that the tablet will run on Windows RT, a version of Windows 8 that uses an ARM processor.

From the article:

Microsoft is set to unveil a tablet next week that will mark its entry into rival Apple’s territory with its own branded product, TheWrap has learned.

The company has scheduled a secretive event for Monday at 3:30 p.m. June 18 in Los Angeles, where it will make a "major" announcement whose nature has not been disclosed. Even the venue has not yet been announced.

But an individual with knowledge of...