<prompt> Translate the following text to EnglishTanenhaus anaamua kuhifadhi habari zote kuhusu Hiss hadi atakapofika kwenye mapigano ya Chambers na Hiss ya 1948.  <response>: Strangely, Tanenhaus chooses to withhold all information about Hiss until he gets to the 1948 Chambers-Hiss confrontation. 