A 19-month civil rights investigation of the Los Angeles Unified School District found that the district failed to provide an equal education to English-learners and black students, resulting in wide academic disparities, the U.S. Department of Education announced Tuesday, reports the Associated Press. The district, the nation’s second-largest, agreed to remedy the disparities through a variety of measures, including a complete overhaul of its English-learning program and improving resources such as computers and library books to schools with predominantly black student bodies…