Soyuz MS-09 samples' test results may be classified - source

MOSCOW. Dec 14 (Interfax-AVN) - Results of the testing of sealant and meteorite shield samples taken from the skin of the Soyuz MS-09 spaceship's habitation module may not be revealed to the general public, an informed source told Interfax.

"It is possible that this information will be classified," the source familiar with the inquiry progress said. Another informed source in the space industry confirmed his words.