A Durban woman and her accomplice who plotted the deaths of two of her relatives and a family friend have been handed three life sentences.Nonhlanhla Mbele, 42, and Mthofi Cyril Msipha, 53, were sentenced by Durban high court acting judge Kevin Gounden on Thursday.Gounden had convicted the pair earlier this month. He found the pair were responsible for the murders of Mbele’s sister Susan Xolo, brother-in-law Thulani Cele and someone she knew from church Thamsanqa Mthembu. Mbele was also found guilty of conspiring to kill her helper Nonkuleko Hadebe and family friends Nosipho Mdlalose…