Dallas-based MoneyGram International plans to issue a $975 million senior secured credit facility, made up of a seven-year $850 million term loan B and a five-year $125 million revolver. The company will primarily use the proceeds to refinance the its existing indebtedness. We affirmed our 'BB-' issuer credit rating on MoneyGram and assigned a 'BB-' issue-level rating on the proposed senior secured credit facility. The outlook is stable, which reflects MoneyGram's strong market position in the money transfer industry. NEW YORK (Standard&Poor's) March 18, 2013--Standard&Poor's Ratings Services today said it affirmed its 'BB-' issuer credit rating on MoneyGram International (MoneyGram). The outlook remains stable. At the same time, we assigned a 'BB-' issue-level rating on the