US supreme court justices on Tuesday appeared to agree with Starbucks in the coffee chain’s challenge to a judicial order requiring it to rehire seven employees at a Tennessee cafe who were fired as they pursued efforts to unionize.The justices heard arguments in the company’s appeal of a lower court’s approval of an injunction sought by the National Labor Relations Board (NLRB) ordering the reinstatement of the workers. It is a case that could make it harder to bring a quick halt to labor practices challen ...