Star One, Pesavento states it in the full first paragraph, the last sentence.
However, I can tell you that the accurate, and complete story has yet to be told about what happened during the late 1960s, as well as in other segments relating to the space competition. In the public mind, the Russians weren’t aggressive rivals racing the USA, and Apollo had a “lock” on the win. Not true, not even close. The true fact is that America’s lead over the USSR in putting astronauts on the lunar surface was quite precarious and fragile.