(WXYZ) — The FDA denied Henry Ford Health System's request for an emergency use authorization for hydroxychloroquine for a segment of COVID-19 patients. In a statement, Henry Ford said the decision does not impact the ongoing study that investigates hydroxychloroquine as a preventative treatment. "At the same time, we remain focused on advancing efforts to develop a safe and effective vaccine against COVID-19," Henry Ford said. "We are the only site in Michigan enrolling volunteers in the phase 3 trial of the Moderna mRNA-1273 Coronavirus vaccine and evaluating its promise as a vaccine candidate. We continue to believe that a...