Norfolk County Retirement System, Dedham, Mass., with $334 million in...

Norfolk County Retirement System, Dedham, Mass., with $334 million in assets, picked Guinness Flight to run a $16.2 million international bond portfolio. Guinness Flight, which already manages $9 million for the system in global bonds, will receive an additional $7.2 million and will switch the entire portfolio to an international mandate, said Timothy Cahill, county treasurer.