The media has cut way back on covering him because they all believe Romney is, and always was, the inevitable nominee.
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An e-mail sent to reporters on Saturday morning set the Las Vegas press conference for 11 p.m. to midnight Eastern time.
Your assessment maybe on target or Newt maybe just thanking his supporters in NV and using this as an announcement that he’s on to the next state.
The media covers it less because they believe Romney is the frontrunner, and want to shut it down.