Chemistry

FILE - In this March 6, 2017 file photo William Brownfield, assistant secretary for International Narcotics and Law Enforcement Affairs, speaks during a joint press conference with Guatemala's President Jimmy Morales at the inauguration of a women's jail in Fraijanes, Guatemala. The United Nations is about to clamp down on fentanyl, a prescription painkiller up to 50 times stronger than heroin by adding it to its list of controlled opioids. (AP Photo/Moises Castillo,file )
March 14, 2017 - 3:54 pm
VIENNA (AP) — The chief U.S. State Department counter-narcotics official on Tuesday hailed a pending United Nations move to control substances used to make a deadly synthetic drug, but acknowledged it will not put an immediate dent in illegal trafficking of the chemicals. Assistant Secretary of...
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North Korean Ri Jong Chol speaks in front of reporters at the North Korean Embassy in Beijing early Saturday, March 4, 2017. Malaysian authorities on Friday deported the only North Korean detained in the killing of the half brother of North Korea's leader after releasing him because of a lack of evidence to charge him. (Naohiko Hatta/Kyodo News via AP)
March 03, 2017 - 9:04 pm
KUALA LUMPUR, Malaysia (AP) — A North Korean chemist deported from Malaysia accused police of threatening to harm his family unless he confessed to the killing of the half brother of North Korea's leader, calling it a plot to tarnish his country's honor. Ri Jong Chol spoke to reporters in Beijing...
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