providers in ukraine who followed radutsky s lead, but he says there s room for plenty more. profit is around 20% to 25% annually, quite good even on the international level. i think there s a point in international health care investors coming here and building new facilities as we re in need of competition. reporter: and as long as there are patients who believe the state can t compete, there s a tidy profit to be made in the business of private ukrainian health care. cnn, kiev. tennis grand slam for 2011 is under way. it is round one of the australian open. last year roger federer won the men s singles. he s facing a tough challenge from rafael nadal, who is going for his fourth straight slam. in the women s competition, serena williams won in 2010, but she is not competing this time around. don ridell is here with me now. any results from round one? roger federer is in action already.