As MIT plans for increasing research operations, many people will face difficult situations in relation to
returning physically to campus. The challenges may include individual health risks, access to childcare, and limited commuting options, among others. Even with measures including social distancing, use of face masks and viral testing, returning to campus may not currently be possible for some people.
The following are some considerations from Ombuds office https://ombudsoffice.mit.edu/  for raising concerns you may have for yourself or others:

https://pda.mit.edu/wp-content/uploads/2020/06/Tips-for-Difficult-Conversations-COVID-19-FINAL-PDF.pdf