Owns a minority stake in the boston celtics are basketball team. he gave graduates $500 to spend on themselves and $500 to give away to teach about the gift of giving. one graduate, wendy humphries, said she plans to donate to causes such as lgbtq rights and abortion access. thanks for spending part of your day with me. i m michael holmes. don t go anywhere. cnn newsroom continues with layla harrak, coming up next.