New Delhi, Aug. 1 -- The NIA is unlikely to challenge the acquittal of Sadhvi Pragya Thakur, Lt Colonel Prasad Purohit and five others in the Malegaon blast case, just as it hasn't in other similar cases, people familiar with the matter said on Thursday. "As soon as we get the copy of judgment... we will examine it... However... in such cases where there is no fresh evidence... going into appeal may not serve any purpose," said an NIA officer, who didn't want to be named. P5...