NEW YORK, June 18 -- Morgan Stanley, a multinational financial services corporation, issued the following news release: * * * Morgan Stanley Real Estate Investing and The Scion Group to Acquire University of Mississippi Student Housing Portfolio for $262 Million New York -- Morgan Stanley Investment Management, through investment funds managed by Morgan Stanley Real Estate Investing (MSREI), and The Scion Group announced today a joint venture to acquire a portfolio of student housing communit  more