Los Angeles: Actor Chris Hemsworth doesn't know whether his brother Liam Hemsworth has rekindled his engagement with former girlfriend Miley Cyrus.


Chris Hemsworth. Pic/Santa Banta

The "Thor" actor has remained tight-lipped on rumours claiming his younger sibling is romancing the singer again, 16 months after they split up, and says he has no idea whether they have plans to get hitched, reports dailymail.co.uk.