Miami Herald: Politics

World leaders set for busy US weekend of summitry
Former Gov. Charlie Crist says Florida GOP Chairman Jim Greer tried to extort him in 2011
Don't bet on Mitt Romney winning in Massachusetts
THE RACE: Endorsements slow as Romney closes in
Wisconsin governor releases better 2011 jobs data
Obama warns against political disruption in Yemen
Romney keeps media at bay as he sticks to script
Congress considers threats from airport employees
Quietly, the Republican Party is embracing gays
Rick Santorum's Texas GOP convention speech won't be public