RAIPUR: A murder trail starting with the discovery of a disabled man’s body encased in cement, put in a suitcase within a steel trunk and dumped in a residential area of Chhattisgarh’s capital city led investigators to Delhi airport Tuesday, where they arrested a married couple suspected to have masterminded the crime.Preliminary interrogation suggests suspects, Raipur lawyer Ankit Upadhyay and his wife, conspired to murder Kishore Paikra over a land brokerage dispute, Raipur SSP Lal Umed Singh said.Ankit, whose father is a retired ASI of Chhattisgarh police, and his wife were identified through CCTV footage from the area where Paikra’s body was found. The footage purportedly shows a car entering Raipur’s DD Nagar Monday, two men alighting and opening the boot to take out the trunk bearing the body.A woman with her face covered is seen trailing the car on a two-wheeler. The car had a possibly fudged number plate, police said.Investigators have learnt that the victim, who needed a wheelchair for mobility and lived in Handipara’s HMT Chowk, had sold a plot of land in Mohadi village with Ankit’s help for Rs 50 lakh but had received Rs 20 lakh less than the agreed price.Ankit, of Changorabhatha village, allegedly had Paikra murdered when the latter threatened to file a police complaint against him. The arrested couple was brought to Raipur late on Tuesday. TNN