Couple from Mumbai drugged, robbed of jewellery on train

: A couple from Mumbai was drugged and robbed of their jewellery on the Mumbai-Kanyakumari Express train, police said.
Police said a relative waiting at the Madurai station to pick them up late last night did not get any response to repeated calls. Another passenger picked up a call, by which time the train had already left the city, and told him they were unconsicous,
The relative then informed police, who got the couple hospitalised.
Police suspect that a tea vendor might have drugged them as the man after regaining consciousness, told them that he and his wife had taken biscuits and tea sold by him at Erode.