A group of South American migrants flown from Texas to Massachusetts by Florida Gov. Ron DeSantis has filed amended civil rights claims with the help of Boston-based Foley Hoag.

"All actors—public or private—involved in this effort to exploit our clients for political or monetary gain will be held accountable," said Lawyers for Civil Rights Executive Director Iván Espinoza-Madrigal, who announced the new, expanded suit Tuesday.