World News Update, what you need to know

Hillary Clinton has put an end to speculation about one question: Yes, she's running for president. But that leaves another: What role has she in mind for her husband Bill?

ELSEWHERE:

DUNCAN, Oklahoma - Jury selection has begun in Oklahoma for the murder trial of the teenager accused of shooting dead Australian baseball player Chris Lane.

WASHINGTON - US Democrats have their 2016 presidential frontrunner in Hillary Clinton, but the Republican field remains wide open - and it got even wider, with first-term Senator Marco Rubio joining the race.

WASHINGTON - One former Blackwater guard has been sentenced to life in prison and three others have received 30-year sentences for their roles in a 2007 mass shooting in Iraq that left at least 14 civilians dead.

TULSA, Oklahoma - US prosecutors have charged a white reserve police officer in Oklahoma with manslaughter in the fatal shooting of a black suspect.

LONDON - A security expert who once protected the royal family says Prince Charles and Prince Harry won't be worried about their safety on the Gallipoli peninsula during the Anzac centenary commemorations.

WASHINGTON - One person has been shot and reportedly killed on a community college campus in the southern US state of North Carolina, and the suspected gunman is still on the run.