Russia says its doomed rocket was damaged before takeoff, causing launch failure

It was just a couple of days ago that Russian space agency Roscosmos announced that its probe into the Soyuz rocket failure had officially wrapped up. The investigation concluded that a malfunctioning sensor was the culprit, and that it failed to adequately separate the first and second rocket stages, causing one piece of the spacecraft to slam into the second stage. Now, Russia is adding a bit more detail to that explanation, saying that the reason the sensor malfunctioned wasn't related to man...