Well wa4terb0ng should get credit for making the calls, hey even posting about it. Its not like he purposefully gave her distemper. Some people are really evil like that unfortunately...theres more that could of been done but you did try to help!!
Think about it this way, youre the only one that seemed to expend some effort in helping her in her life. Theres no more pain + that is what is important now.
Billions of animals die every year from purposeful execution.