QUETTA - A brother killed his sister and her alleged paramour under the pretext of honour killing in Dera Murad Jamali on Sunday. According to reports reaching here, Altaf Hussain resident of Goth Niaz Ali Shora shot dead his sister Allah Wasai and her alleged lover Barkat Ali. The accused escaped from the site after committing crime. Police have registered a case against Altaf Hussain and started search for his arrest.