Baraka Cosmas was murdered at his family home in Tanzania . Gang beat up mother before cutting off his right arm with knives . Individual albino body parts sold for around $ 500 ( £ 397 ) each . They are thought to bring wealth , fame and success to a person .
Baraka Cosmas was sleeping at his family home in Tanzania . Gang beat up mother before chopping off his right hand with machetes . Individual albino body parts sell for around $ 600 ( £397 ) each . They are thought to bring riches , power and success to a person .