Aww poor little mack indeed! It such a shame people have to do things like this if you dont want them anymore give them to a family or friend not let them fend for themselves out on the streets!
Aww poor baby. I read somewhere that Chi's are becoming the second most common breeds to end up at a shelter, second only to Pitbll types.
Here in the UK he would already have a huge waiting list of potential adopter's.