^Searched just like that. "honour killing in toba tek singh"
No intention of arguing. And no denial that it does not happen.
But this particular event was only cited on a blog. (Wordpress and stophonorkillings.com)
Ther was other report in 2004 about someone Waheed tied to railway track again without actual news but reference to PPI.
Perhaps you know more than I can find. Please cite actual news from an authentic source if you can.