"Mario Antonio Palacios, 43, is charged with conspiracy to commit murder or kidnapping outside the United States and providing material support resulting in death, knowing or intending that such material support would be used to prepare for or carry out the conspiracy to kill or kidnap," the Justice Department said in a statement.

Palacios was in custody and will appear in court for his initial appearance on Tuesday.

(Reporting by Kanishka Singh in Bengaluru; Editing by Chris Reese)