US man, 69, in court over $4m methylamphetamine bust at Perth Airport AN American man has appeared in the Perth Magistrates Court charged with one count of importing methylamphetamine worth $4 million. Robert Dewey Henson, 69, was arrested yesterday at the Perth International Airport after a flight from Singapore. He was remanded in custody until December 6. He did not apply for bail. Henson had his baggage searched by Australian Customs and Border Protection Services when he arrived at Perth Airport yesterday on a flight from Singapore. During the full examination, it will be alleged officers noticed irregularities in the baggage lining and when it was taken apart, white crystallised substance was found concealed inside. Initial testing of the substance gave a positive result for methamphetamine. ACBPS National Manager Airport Operations South, Tonie Differding, said it was a significant seizure for the airport and the Australian community. "The seizure made by our officers has stopped a dangerous drug with an estimated street value of up to $4 million reaching Australian streets," Ms Differding said. Customs referred to the Australian Federal Police, who charged Henson with importing a marketable quantity of a controlled drug, namely methamphetamine. Further forensic testing will be undertaken to confirm the exact weight and purity of the substance. The maximum penalty for this offence is 25 years imprisonment.