SHEIKHUPURA - A PML-N activist was shot dead by some unidentified assailants on Damon Aana Road on Saturday. Deceased Shahid Bal, younger brother prominent PML-N leader Saleem Bal was going the road. Meanwhile, two motorcyclists fired indiscriminate gunshots, killing him on the shot. Motive behind the murder could not be ascertained so far. The Bhiki Police have started investigation.