Use the online tools at the USCIS website: https://www.uscis.gov/tools
Check your case status with the immigration court: https://portal.eoir.justice.gov/InfoSystem/Form?Language=EN
find a person in immigration detention system: https://locator.ice.gov/odls/
Movies/Books to watch/read:
A documentary about ICE on Netflix: https://www.netflix.com/title/80994107
A documentary about Rigoberta Menchu, a human rights activist in Guatemala: https://vimeo.com/ondemand/whenthemountainstremble. A book about her life story: https://www.versobooks.com/books/445-i-rigoberta-menchu