First lady Michelle Obama says in the years ahead, she’ll spend more and more of her time trying to get “underserved” young people into college. Speaking at the White House on Thursday, she told a gathering of college administrators they must do more to encourage poor kids to enroll in their schools—an effort that will benefit the schools as well:So believe me, these will be some of the best alumni you could possibly ask for, because after everything these kids will have overcome to get into college and get through college, believe me, they will have all the skills they...