SALISBURY - When you enter Liberty Lane, Salisbury VAMC’s hospice house, one of the first staff members you may meet greets you wearing a patch on her uniform that says, “I’m friendly. Please pet me.” Seeing anyone wearing a patch like that would be a strange site, but Semper Fi isn’t your normal staff member.Fi is a two-year-old therapy dog that works at the hospice house. After nearly a...