The MIT COVID19 Challenge: Beat the Pandemic. A 48-hour virtual hackathon to develop solutions that address the most pressing technical, social, and financial issues caused by the COVID-19 outbreak.  With 5,000 applicants, 1,500 participants, along with 250+ mentors from 75+ countries, the virtual event started on Friday, April 3, at 6:00 PM and ended on Sunday, April 5, 6:00 PM