Justin Lebo, 13, of Saddlebrook, N.J., who fixes bicycles for poor youngsters, will accompany President Bush to the opening of the United Nation's World Summit on Children, the White House said Friday.

Justin runs his bicycle shop on money he raises from lemonade sales. Earlier this year, he was selected as one of Bush's "daily points of life," distinguished volunteers in service to America.The two-day Children's Summit begins Sunday. Justin will join 70 other youngsters as official escorts for their respective heads of state, the White House said.

Justin will also serve as the U.S. youth representative at the concluding session by witnessing the signing of the Summit Declaration.

For the past three years, Justin has repaired and restored old and discarded bicycles for distribution to disadvantaged children.