UNDER-FIRE parliamentary Speaker Nosiviwe Mapisa-Nqakula is accused of receiving over R2 million in bribes from a defence contractor during her time as defence minister.With the National Prosecuting Authority (NPA) Investigating Directorate (ID) probing her, Mapisa-Nqakula has taken special leave of absence to protect the integrity and functioning of Parliament.“This is despite my already pronounced innocence on the allegations made public against me,” Mapisa-Nqakula stated in the letter to Parliament.Despite her top-tier appointments to various key government and Cabinet positions…