A new lawsuit is demanding that high-risk and elderly undocumented immigrants be released from detainment centers as coronavirus spreads. Research showing that at-risk and older populations are more susceptible to contracting coronavirus has prompted the medical community and civil rights advocates to call for immigration authorities to act. The American Civil Liberties Union (ACLU) has filed a lawsuit against U.S. Immigration and Customs Enforcement (ICE) in an effort to release vulnerable detainees being held at…