More: Jack-Boy (formally Jackson) was returned to the shelter 3x by 1 1/2 considered a nuisance w constant barking nipping & other undesirable behaviors he would have been euthanized. Unable to work due to Multiple Sclerosis I had time & experience to train him. He is now best behaved dog 1 yr ago I was diagnosed w stage 4 cancer he has become my support & strength to continue the difficult fight