Original sentence: However, in 2002 rumors circulated that North Korea was pursuing both uranium enrichment technology as well as plutonium-reprocessing technology in defiance of the Agreed Framework (Pakistani metallurgist Abdul Qadeer Khan confessed in 2004 to selling uranium enrichment technology to North Korea between 1991 and 1997 and additional technology up until 2000)
Edited sentence: However, in 2002 rumors circulated that North Korea was pursuing both uranium enrichment technology as well as plutonium-reprocessing technology in defiance of the Agreed Framework