The Trump administration threatened on Thursday to withhold federal funding from public schools unless state education officials verified the elimination of all programs that it said unfairly promoted diversity, equity and inclusion.In a memo sent to top public education officials across the country, the Education Department said that funding for schools with high percentages of low-income students, known as Title I funding, was at risk pending compliance with the administration’s directive.The memo included a certification letter that state and local school officials must sign and return to the department within 10 days, even as the administration has struggled to define...