Given a text, write a compressed version of it in a single sentence.

It is wonderful to be able to write this letter to you as a special friend of the Leukemia Society of America. As you know, my husband Layton and I have been active in the Leukemia Society since our son Nick was diagnosed with leukemia.
Leukemia Society of America, as you know, my husband Layton and I have been active in the Leukemia Society since our son Nick was diagnosed with leukemia.