(Reuters) – Two leaders of a Texas nonprofit with a history of spreading false claims about voter fraud were jailed on Monday for not complying with a judge’s order to identify a person behind data at the heart of their claims of a conspiracy involving China. U.S. District Judge Kenneth Hoyt ordered Gregg Phillips and Catherine Englebrecht, leaders of True the Vote, detained by U.S. Marshals “for one-day and further until they fully comply with the Court’s Order,” according to a notice from the federal court in Houston. Hoyt, a Ronald Reagan appointee, had given Phillips and Englebrecht until …