NASA issues another statement

After more speculation about cause of ISS leak, NASA issues another statement
A thorough Russian investigation of a leak that occurred in August in the orbital module of a Russian Soyuz spacecraft, which is attached to the International Space Station, will not be completed until November. But this week, the head of the Russian space agency Roscosmos reignited controversy about the leak with some comments during a television appearance.

A preliminary investigation, according to Russia's chief spaceflight official, Deputy Prime Minister Dmitry Rogozin,