Ludhiana, Sept. 6 -- City police have arrested a Punbus driver and a PRTC conductor in separate cases for allegedly transporting poppy husk on government bus routes, recovering 5 kg of the contraband from each. Both were booked under the NDPS Act and sent to two-day police remand, police said. Police are questioning them about the source of the contraband and possible links in the supply chain. In the first case, Division Number 5 police arrested Gurchet Singh, a resident of Ghanour Khurd village in Dhuri, Sangrur. Investigating officer Paramjit Singh said Gurchet worked as a Punbus driver and operated buses from the Ludhiana depot to Delhi and Rajasthan. According to police, he allegedly brought poppy husk back to Ludhiana during these trips. In the second case, Division Number 8 police arrested Rajvir Singh, a resident of Behra village in Sangrur district. ASI Balwinder Singh said, "Rajvir worked as a PRTC conductor and travelled on buses from the Ludhiana depot to Rajasthan. He used to bring poppy husks from Rajasthan during these trips....