The u.s. attorneys office middle district of pennsylvania released a statement on the situation on thursday:. on monday, september 21, 2020, at the request of luzerne county district attorney. Nineteen years after the 9/11 terrorist attacks, president donald trump and former vice president joe biden are honoring the heroes of flight 93 today at the national memorial near shanksville, pa.. The official website of the commonwealth of pennsylvania. find information and services from pennsylvania state government agencies..