COVID-19 trials may be stopped early depending on results, says U.S. infectious disease official Anthony Fauci. While clinical trials of 30,000 are expected to continue through the end of 2020, an independent board has the power to cease trials early if the results are unquestionably positive—or negative. Dr. Robert Redfield, director of the U.S. Centers for Disease Control and Prevention notes that it will become clear if a vaccine is effective after about 150 to 175 infections. With over 260,000 square feet of global capacity, more than 20 years of experience, and a success rate of 99.9% delivery on-time and in full, Yourway is the optimal premium courier to entrust sensitive trial materials.