The threat of “ghost students” has become so prevalent at Minnesota’s largest community college that administrators now say nearly a third of all applications to the school are potentially fraudulent. That revelation recently came from Dara Hagen, vice president of Student Affairs at Normandale Community College in Bloomington. Enrollment fraud — using stolen identities of real people with the goal of stealing taxpayer-funded student aid — has become a nationwide problem over the last few years. “Since then, we’ve had about 29,000 fraudulent or potentially fraudulent applications that we’ve processed,” Hagen said. “We were seeing probably 42% of our applications...