This week on Inside Africa ...

(CNN) -- This week on Inside Africa, Human Rights Watch accuses Zimbabwe of mining blood diamonds. Also on the program, the lessons World Cup organizers should be taking from the Confederations Cup -- and the musical collaboration of Toumani Diabate and Bela Fleck.

Zimbabwe's brutal diamond business

Human Rights Watch says it has met face to face with dozens of victims and witnesses who, it says, confirm reports of murder and brutality in Zimbabwe's diamond fields. CNN is banned from reporting inside the country, but our Canadian partner network, the CBC, was recently granted access. CBC correspondent Adrienne Arsenault takes a deeper look in to the underground blood diamond business in Zimbabwe.

2010 Football World Cup

In South Africa, the dress rehearsal is over and the main event is on the horizon. About half a million visitors are expected to descend on South Africa next year for the FIFA world cup. FIFA president Sepp Blatter says organizers have plenty to learn from hosting the Confederations Cup. Isha Sesay asked Robyn Curnow for a progress report on the preparations.

The banjo -- an African export

American musician Bela Fleck is widely considered one of the best banjo players the world has ever known. What many fans may not know is that the banjo's roots can be traced to Africa. Fleck decided to do just that, and his journey is the subject of the documentary, "Throw Down Your Heart." Along the way, he met Malian kora master Toumani Diabate, and they decided to tour together. Inside Africa catches up with them at the Bonnaroo music festival in the U.S. state of Tennessee.

Rhino born in Uganda provides hope

For the first time in decades, a rhino has been born in Uganda, raising hopes that the country's rhino population might make a comeback after being wiped out during the regime of former dictator Idi Amin. Robyn Curnow introduces us to the calf.