The IMF on Tuesday approved a $2.5 billion loan for Sudan, and with the World Bank sealed a landmark deal that unlocks nearly $50 billion in debt relief for the impoverished African nation. The announcement came after the International Monetary Fund finalized an agreement with 101 donor countries allowing Sudan to clear roughly $1.4 billion in arrears to the Washington-based lender -- the key hurdle to allow access to fresh aid. hs/bfm