— By Vanessa Ho The 88-year-old man, an Italian immigrant, got an urgent call from his grandson saying he was in jail and needed bail right away. The man quickly wired $2,000. Then he learned the caller wasn’t his grandson but a scammer who preyed on his emotions and even called him Nonno, Italian for grandfather. “It was cruel,” said Valerie Laidlaw, 63, of Mercer Island, a volunteer with the AARP Foundation Fraud Fighter Call Center who counseled the victim. The …