Roughly seven it was hours spent by astronauts, Oleg Kononenko and Sergey Prokopyoff-orbital basis to get sample from Soyuz hole.
Real-time images were broadcast to Flight Control Center on the ground observe astronauts' maneuvers.
"Reducing the heart's thunder when demolishing a ship with a knife," Kononenko pointed to the center, opening the thermal insulation layer, looking for a hole.

After the specialists intercepted the ship, they realized that Purple yellow-black material around the hole.
The astronauts took samples of material to send them to Earth and create them in-depth analysis.
Roscosmos, A Russian space agency, believes that the ship may have been damaged by a drill and then pasted with a seal that is degraded in space.