Dear Readers of the Sun: This morning I write to you about the future of The New York Sun, which is in circumstances that may require us to cease publication at the end of September unless we succeed in our efforts to find additional financial backing. The managing editor, Ira Stoll, who is one of the founding partners in the paper, and I have shared this news with our colleagues, and we would like our readers as well to be aware of the situation. -SNIP- Certainly, launching this paper in the months immediately after September 11, 2001, was an optimistic...