An alert pharmacist calls police after recognizing two people trying to buy an ingredient used to manufacture methamphetamine, as the same couple who’d been in the store weeks earlier. Lawrence police were called to the Dillons Pharmacy, 1015 W. 23rd St. around 3:30 p.m. Thursday.Police said a 32-year-old Lawrence man and a Missouri woman in her 30s were both attempting to purchase pseudoephederine. The pharmacist told police the two had also been in the store two weeks before, attempting to purchase the same drug used to make meth. Officers also responded to a nearby Walgreens where the suspects had purchased additional quantities of pseudoephederine. Police said the two are wanted for questioning for possibly violating the Kansas chemical control act.