Kseniia Petrova has been in U.S. detention since mid-February after having her visa revoked, according to friends and independent Russian media

Archived version: https://archive.is/newest/https://www.independent.co.uk/news/world/americas/us-politics/harvard-scientist-russia-deportation-antiwar-b2723063.html

Disclaimer: The article linked is from a single source with a single perspective. Make sure to cross-check information against multiple sources to get a comprehensive view on the situation.