BEIJING (Reuters) – A fresh case of Apple Inc’s (AAPL.O) new iPhone popping open due to a swollen battery has been reported in state media in China, the world’s biggest smartphone market where the U.S. firm is seeking to revive faltering sales.The incident comes as Apple investigates similar cases reported in Taiwan and Japan of batteries in its latest iPhone 8 Plus becoming bloated, causing the device’s casing to open.On its website on Thursday, China’s state-backed ThePaper.cn cited an iPhone buyer surnamed Liu as saying his newly purchased iPhone 8 Plus arrived cracked open on Oct. 5. There was no sign of scorching or an explosion.

WASHINGTON (Reuters) – Russian government-backed hackers stole highly classified U.S. cyber secrets in 2015 from the National Security Agency after a contractor put information on his home computer, the Wall Street Journal reported on Thursday, citing unnamed sources.The theft included information on penetrating foreign computer networks and protecting against cyber attacks and is likely to be viewed as one of the most significant security breaches to date, the newspaper reported.The NSA declined to comment, citing agency policy “never to comment on our affiliates or personnel issues.” Reuters was not able to independently verify the report.