The Conservative Political Action Conference continues Friday just outside Washington and wraps up Saturday.
Mitt Romney is one of a long list of high-profile speakers Friday that also includes Rep. Paul Ryan, former Sen. Rick Santorum, former Florida Gov. Jeb Bush and Louisiana Gov. Bobby Jindal. Donald Trump also is on the Friday agenda.
Sarah Palin will be on the CPAC program Saturday, as will former House Speaker Newt Gingrich, Rep. Michele Bachmann and Wisconsin Gov. Scott Walker.
President Barack Obama will tour the Argonne National Laboratory in Argonne, Ill., on Friday and then speak about American energy.
And then there is: Justice Ruth Bader Ginsburg turns 80 on Friday. Ginsburg, appointed by President Bill Clinton in 1993, is the second female justice after Sandra Day O'Connor.