The texts instructed recipients to “board a bus” that would transport them to a “plantation” to work as slaves, officials said.

The bureau is working with the Justice Department, the Federal Trade Commission, Federal Communications Commission and other law enforcement agencies to find out who's behind it.

Federal and state agencies are investigating racist mass text messages targeting Black Americans across multiple states following the recent presidential election.

Federal and local authorities are investigating a host of racist text messages sent to an unknown number of Black recipients across the country.

Federal and state authorities are working to find the origins of racist text messages sent to Black people across the country referencing slavery and telling them they were “selected to pick cotton at the nearest plantation.