This one change to Mitt Romney’s Twitter bio points to Senate run

Mitt Romney just made a switch to his Twitter profile page that might indicate a Senate run.
News reports across the web have indicated that Romney will run for Senate now that Sen. Orrin Hatch, R-Utah, has announced his retirement. Hatch plans to finish out the year in office before retiring.
Romney, who is registered to vote in Utah, made his potential Senate run semi-official on Twitter on Tuesday by switching his location, according to CNN.
Before Hatch's announcement, Romney listed his loca