In The Toronto Star, the story is that, before the offending letter was sent off to Swiss authorities, it went back and forth several times between Staff Sergeant Fiegenwald and the Justice Department lawyer Kimberly Prost, each time resulting in the Justice Department toughening the language.

Based on that paragraph can we conclude that this sentence is true?
The Swiss Authorities sent an offending letter to the Justice Department.

Options:
(1). Yes;
(2). It's impossible to say;
(3). No;
(3).