Mitt Romney to announce U.S. Senate campaign online?

SALT LAKE CITY — Mitt Romney has yet to reveal a time and place for his Thursday announcement on his political plans, fueling speculation he will launch his campaign for U.S. Senate online.If so, his first public appearance as candidate would be as the keynote speaker at the Utah County Republican Party's Lincoln Day Dinner in Provo on Friday.Since telling the Deseret News a year ago this month that he was leaving the door open for another run for political office, the 2012 GOP presidentia