The Nigerian Communications Commission has fined mobile network operator, MTN, Nigeria naira 1.04 trillion (about $5.2 billion) related to delayed disconnections of subscribers. In addition, we believe country risk in Nigeria has increased, while the group's liquidity cushion has declined and it faces tougher economic conditions in its service areas. We are therefore lowering our ratings on MTN to 'BBB-' and 'zaAA-' from 'BBB' and 'zaAA+' and placing them on CreditWatch with negative implications. The CreditWatch indicates that we could downgrade MTN if its liquidity position and credit metrics weaken further, depending on the timing of the fine and the group's near-term refinancing activity. On Oct. 29, 2015, Standard&Poor's Ratings Services lowered its long-term corporate credit ratings on