WASHINGTON (CBS/AP)-  Former Republican presidential nominee Mitt Romney will not run for president in 2016.

Three weeks after unexpectedly saying he was considering a third campaign for the White House, the former Massachusetts governor told members of his staff during a Friday conference call that he is out of race.

READ MORE: VIDEO: Smash-And-Grab Robbery At Tanforan Mall Jewelry Store

Romney jumped back into the presidential discussion on Jan. 10, when he told a small group of former donors in New York that he was eyeing another White House run.

READ MORE: CA Drought: Big Sur 'Colorado' Fire Could Be Start Of Year-Round Wildfire Season

Latest updates available from CBS News.

MORE NEWS: Xfinity Comcast Outage In San Francisco - Bay Area