The founder of sporting goods firm Nike and his wife have given a multimillion-dollar gift to a local school.

Phil and Penny Knight have pledged the independent Catlin Gabel school in Portland, Oregon, the largest gift in the school’s history, it announced.

The school said it will fund a 'Knight Family Scholars Program', which it said will attract outstanding new high school students.

A statement said: "Their multimillion-dollar gift for the new endowed Knight Family Scholars Program is a rare opportunity for Catlin Gabel to reach our full potential as a model school as outlined in Ruth Catlin’s philosophy. Phil and Penny Knight’s unprecedented generosity is a tremendous vote of confidence in our school from world leaders in philanthropy."