Back Up Steering System News Today

>> melissa: this is the fourth time an american warship has been involved in an accident in asian waters this year. live at the pentagon with the details, lucas? >> there are unconfirmed reports that a cyber attack may have played a role in the crash. navy officials tell me that cyber played no role and point to the highly mechanical nature of the u.s. warships steering system is not connected to the internet. officials say the problem with the steering system may have occurred before the collis...