Although the addressee of Sergeant Keeler's letter is unknown, it seems clear it was written to a family member, with the intent that it would be Shared.

虽然基勒中士的信件收信人无人知晓，不过看起来显然是写给家族成员的，有希望被大家分享的心情。

youdao

An unknown senator, thought to be a Republican member who didn't like the way the hearing was unfolding, evoked a rarely used Senate rule that requires that any hearing taking place during a regular session do so only with the unanimous consent of the Senate.

NPR: Former Gonzales Deputy Contradicts Boss's Story