Here are five things you need to know this morning Key chipmaker could be hit by strike: Talks between Samsung Electronics Co. and its largest labour union broke down, raising the prospect of a strike that may disrupt global chip supply and hamper an important engine of Korean economic growth. A general work stoppage will go ahead on Thursday after Samsung’s management rejected a proposal from government mediators that had been accepted by the union, labour leader Choi Seung-ho told reporters.