SEOUL (Reuters) -The CEO of a South Korean lithium battery maker that was struck by a fire that killed 23 people in June has been arrested after a court approved a warrant on allegations of violating industrial safety law, a judge said on Thursday. Park Soon-kwan, the CEO of Aricell, which is majority owned by S-Connect, apologised after the fire but said at the time the company had followed all required safety precautions and training […]