"Cornell leaders have announced changes to the academic calendar (see below) and to policies related to drop deadlines and grading options.
Below is the latest information; for the full list of frequently asked questions, visit the university’s coronavirus resources and updates webpage.
The webpage now includes a new “teaching and learning” page, which has FAQs for faculty and students and resources for academic advising and student support resources.
The situation is fluid; check back often." …
https://news.cornell.edu/stories/2020/03/academic-calendar-changes-other-coronavirus-faq-updates