Obama siblings speak at Democratic National Convention

Barack Obama's little sister appeared alongside Michelle Obama's big brother at the Democratic National Convention in Charlotte, North Carolina.

Maya Soetoro-Ng is a teacher and Craig Robinson is head coach of the Oregon State University basketball team.

"No matter how different we may seem, we share a set of values our parents gave us," said Robinson.

"Values the same in Chicago as they are in Honolulu: a willingness to work hard, a commitment to education and the responsibility to look after each other."