KASUR:-Head of the joint investigation team (JIT) formed to probe the Zainab's murder case was changed on Friday. According to a government notification, Additional IG Abu Bakar Khuda Baksh has been replaced by RPO Multan DIG Muhammad Idrees. Zainab's father Ameen Ansari had objected to the inclusion of the previous JIT head.On Friday, members of the JIT reached the Kasur DPO office and held meetings with local officials.