R&B singer Chris Brown is back only a few years after what could have been a career-ending incident.
In 2009, just before that year's Grammy Awards show, Brown violently beat his superstar girlfriend Rihanna. He was 19. Brown later plead guilty to felony assault and was sentenced to 5 years of labor-intensive probation and a year of domestic violence prevention classes.
On Jan. 3, Iowans will caucus at 1,774 precincts across the state, in the first contest of the 2012 presidential nominating process. Above, Iowans caucus in 2004 at St. John's United Methodist Church in Des Moines, precinct 87.