https://mcmahonfoundation.org/lawton-public-schools-grant-for-auditorium-upgrades/2026-05-12T19:03:18+00:00https://mcmahonfoundation.org/investing-in-oklahomas-future-the-mcmahon-foundation-the-university-of-oklahoma/2026-05-12T19:04:19+00:00