Welcome to the forum. Thank you so much for sharing your story. Sounds like Punki was your heart dog and she will always be your little Yorkie Angel. I just know she is smiling as she sees that you are ready to open yourself up to some more Yorkie lovin
You could look on Petfinder.com for a rescue. I also came across this website (no experience with it but worth a look):
http://yorkie.rescueme.org/NorthCarolina
Happy Hunting