According to Izvestia daily, investigators interrogated 15 employees who might have been involved in the manufacture of that phase of production, which triggered the failure of the rocket. The results of the polygraph tests have been handed over to the Ministry of Interior, which opened criminal proceeding in the case, but the saboteurs' names have not been disclosed.
Last year, a Proton-M rocket also became victim of sabotage. Then the rocket's angular velocity sensor deliberately installed incorrectly.
Due to international cooperation in the aerospace industry, companies that are involved in the production process of the Proton-M rocket wholly or partially western and privately owned enterprises.
The Interior Ministry has not released specific information whether the employees interrogated working for those firms.
(hidfo.net – hungarianambiance.com)