Peter Talty and his wife Janice sat near the back during Jim McCormick’s funeral Mass last March at St. Christopher’s Church in Tonawanda, near Buffalo. It was a strange sensation, explained Talty, an occupational therapist who used to live in Liverpool: He knew few people in the church, yet he grieved this loss like family. Afterward, the couple started walking toward their car, until Janice Talty made a spontaneous decision. She approached Suz…