President Barack Obama chose the attorney and bestselling book editor for the diplomatic job. If confirmed, she would be the first woman in a post where many other prominent Americans have served to strengthen a vital Asian tie.
Her testimony comes before the Senate Foreign Relations Committee. Her father, John F. Kennedy, served on the panel when he was a Massachusetts senator. He was elected president in 1960 and assassinated 50 years ago.
Caroline Kennedy helped propel Obama to the Democratic presidential nomination with her endorsement over Hillary Rodham Clinton — the only time she's endorsed a presidential candidate other than her uncle Ted Kennedy in 1980.