By Sheena Koops   It started with squirrels at the end of his bed, and sometimes he would make Mom get up and see what those tall people in the corner were doing. He saw horses in a field and riders wearing tall hats with stovepipe points; he saw all this through the walls of his own home and through the houses along the streets. Not long before he passed he said, “Why is the little girl crying?” referring to the empty chair at the round kitchen table of their new home in Fort Qu’Appelle.   Dad had neuropathy, a…