Question: What did the USarmy seargant and convicted drug trafficker that was believed to have been a major figure in smuggling heroin into the United States from Southeast Asia from about 1968 to 1975 deny about Frank Lucas?

full_context: Document 1: American Gangster (film): American Gangster is a 2007 American biographical crime film directed and produced by Ridley Scott and written by Steven Zaillian. The film is fictionally based on the criminal career of Frank Lucas, a gangster from La Grange, North Carolina who smuggled heroin into the United States on American service planes returning from the Vietnam War, before being detained by a task force led by detective Richie Roberts. The film stars Russell Crowe and Denzel Washington in their first lead acting roles together since 1995's "Virtuosity". The film also co-stars Ted Levine, John Ortiz, Josh Brolin, Chiwetel Ejiofor, Norman Reedus, Ruby Dee, Lymari Nadal and Cuba Gooding Jr.
Document 2: Ike Atkinson: Leslie "Ike" Atkinson (November 19, 1925 – November 11, 2014) was a US Army master sergeant and convicted drug trafficker, believed to have been a major figure in smuggling heroin into the United States from Southeast Asia from about 1968 to 1975.
Document 3: Legs Diamond: Jack "Legs" Diamond (born John Thomas Diamond (Disputed); July 10, 1897 – December 18, 1931), also known as Gentleman Jack, was an Irish American gangster in Philadelphia and New York City during the Prohibition era. A bootlegger and close associate of gambler Arnold Rothstein, Diamond survived a number of attempts on his life between 1916 and 1931, causing him to be known as the "clay pigeon of the underworld". In 1930, Diamond's nemesis Dutch Schultz remarked to his own gang, "Ain't there nobody that can shoot this guy so he don't bounce back?"
Document 4: Anthony Casso: Anthony Salvatore "Gaspipe" Casso (born May 21, 1940 in Brooklyn, New York City) is an Italian-American mobster and former underboss of the Lucchese crime family. During his career in organized crime, Casso was regarded as a "homicidal maniac" in the American Mafia, single-handedly killing over 40 to 50 people, and ordering as many as 100 or more murders. Former Lucchese captain and government witness Anthony Accetturo once said of Casso, "all he wanted to do is kill, kill, get what you can, even if you didn't earn it." In interviews and on the witness stand, Casso has confessed involvement in the murders of Frank DeCicco, Roy DeMeo, and Vladimir Reznikov. Casso has also admitted to several attempts to murder Gambino family boss John Gotti.
Document 5: George Jung: George Jacob Jung (born August 6, 1942), nicknamed Boston George and El Americano, is a former drug trafficker and smuggler who was a major player in the cocaine trade in the United States in the 1970s and early 1980s. Jung was a part of the Medellín Cartel, which was responsible for up to 85 percent of the cocaine smuggled into the United States. He specialized in the smuggling of cocaine from Colombia on a large scale. His life story was portrayed in the biopic "Blow" (2001), starring Johnny Depp. Jung was released from prison on June 2, 2014, after serving nearly 20 years for drug-smuggling. On December 6, 2016 Jung was arrested and booked in Sacramento County jail for around a month, due to violating his parole. He was arrested while giving a speech in San Diego.
Document 6: Henry Lee Lucas: Henry Lee Lucas (August 23, 1936 – March 12, 2001) was an American serial killer who claimed to have killed over 3000 people; however, his confessions often contained inconsistencies or improbable logistics. Despite this, hundreds of cold cases were attributed to him and subsequently closed.
Document 7: 1967 Opium War: The 1967 Opium War took place in northwestern Laos between February and August 1967; actual fighting took place from 29 July to 1 August 1967. A Burmese mule train carrying 16 tons of opium crossed into Laos to Ban Khwan, where they were attacked by rival drug smugglers from the Chinese Nationalist's Third and Fifth Armies. The intended recipient of the shipment, Royal Lao Army General Ouane Rattikone, bombed both sides while moving in troops to sweep the battlefield. With both Burmese and Nationalist Chinese defeated and expelled from Laos, the Lao general confiscated the opium for himself.
Document 8: Barry Seal: Adler Berriman "Barry" Seal (July 16, 1939 – February 19, 1986) was an American airline pilot who became a major drug smuggler for the Medellín Cartel. When Seal was convicted of smuggling charges, he became an informant for the Drug Enforcement Administration and testified in several major drug trials. He was murdered in 1986 by contract killers hired by Pablo Escobar, head of the Medellín Cartel.
Document 9: Howard Marks: Dennis Howard Marks (13 August 1945 – 10 April 2016) was a Welsh drug smuggler and author who achieved notoriety as an international cannabis smuggler through high-profile court cases. At his peak he claimed to have been smuggling consignments of the drug as large as 30 tons, and was connected with groups as diverse as the CIA, the IRA, MI6, and the Mafia. He was eventually convicted by the American Drug Enforcement Administration and handed a 25-year sentence to be served at Terre Haute; he was released in April 1995 after serving seven years. Though he had up to 43 different aliases, he became known as "Mr Nice" after he bought a passport from convicted murderer Donald Nice. After his release from prison, he published a best-selling autobiography, "Mr Nice", and campaigned publicly for changes in drugs legislation.
Document 10: Frank Lucas (drug dealer): Frank Lucas (born September 9, 1930) is an American former drug trafficker, who operated in Harlem during the late 1960s and early 1970s. He was particularly known for cutting out middlemen in the drug trade and buying heroin directly from his source in the Golden Triangle. Lucas boasted that he smuggled heroin using the coffins of dead American servicemen, but this claim is denied by his South East Asian associate, Leslie "Ike" Atkinson. Rather than hide the drugs in the coffins, they were hidden in the pallets underneath as depicted in the 2007 feature film "American Gangster" in which he was played by Denzel Washington, although the film fictionalized elements of Lucas' life for dramatic effect.
Document 11: Haji Bagcho: Hajji Bagcho Sherzai, also known as "Haji Bagh Chagul" or "Haji Bagcho" (born 1954), is a convicted drug trafficker from Afghanistan who is currently serving a life sentence in U.S. Federal prison. He is accused by the United States for having ties with the Taliban. He was convicted on March 13, 2012, by a jury in U.S. District Court for the District of Columbia of conspiracy, distribution of heroin for importation into the United States and narco-terrorism.
Document 12: Cockerham bribery case: The Cockerham bribery case involved the investigation and subsequent trials of United States Army contracting officers and their family members who were accused of accepting bribes in return for steering multimillion-dollar contracts to companies providing services for the US Army in Iraq and Kuwait between 2004 and 2007. The alleged ringleader of the accused officers was US Army Major John L. Cockerham, who was sentenced to 17 and 1/2 years in prison for accepting bribes from Army contractors. The contracts, mainly for bottled water, involved at least three US Army contracting officers, two of their family members, six companies from India, Saudi Arabia, Kuwait, and the United States, and up to $15 million in bribe money.
Document 13: Walter Douglas: Walter Douglas (born 1961) is an alleged Scottish drug trafficker and organised crime figure, dubbed the Tartan Pimpernel by the press, who is reportedly one of the richest in the United Kingdom with an estimated worth of £20 million. He was allegedly wanted in at least three countries on drug trafficking and gun running charges as of 2003, and Douglas was reported to have had ties to numerous international criminal organisations in Europe and North America as the head of the Delta crime syndicate. But in fact nothing has ever been proved against Douglas. In October 2013 there were no longer any warrants out against him and he staunchly maintained his innocence to a British journalist
Document 14: Eirik Jensen: Eirik Jensen (born 30 July 1957) is a Norwegian drug trafficker and a former policeman. He was convicted of gross corruption and drug trafficking in a high-profile case in 2017, and sentenced to the maximum penalty in Norway, 21 years imprisonment. Jensen has also published a crime novel and an autobiography.
Document 15: 50 Cent: Curtis James Jackson III (born July 6, 1975), known professionally as 50 Cent, is an American rapper, actor, businessman, and investor. Born in the South Jamaica neighborhood of the borough of Queens, Jackson began selling drugs at age twelve during the 1980s crack epidemic. Although he left drug-dealing to pursue a musical career, in 2000 he was shot nine times. After Jackson released the compilation album "Guess Who's Back?" in 2002, he was discovered by Eminem and signed by Shady Records, Aftermath Entertainment and Interscope Records.
ground_truth: that he smuggled heroin