Megan Trotter | news editor It was three weeks out from the end of the semester when 24-year-old Jayson Ma, a Carnegie Mellon University student, received a call alerting him that his student visa had been revoked. CMU Provost James H. Garrett Jr. sent out a letter on Monday to faculty and staff announcing that late last week the student visas of “two current CMU … Continue reading ‘They could’ve let him graduate:’ A series of student visas revoked