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When a senior policeman from the violence-plagued Mexican city of Ciudad Juarez had his life threatened by drug gangs, he moved to Canada seeking refugee status. But Canadian authorities say he should be protected by his own government and want to send him and his family back to Mexico. Related articles by Zemanta Mexico Car Bomb Marks New Level Of Violence (news.sky.com) Mexico blames drug cartel for deadly car bomb (reuters.com) Mayor: car bomb used in attack on Mexican police (dailycaller.com)

Drug abuse continues to be a major problem in the United States, though neither the Democratic or Republican presidential candidates have said much about how they would deal with it. Al Jazeera's Monica Villamizar reports from Baltimore, a city that has struggled to deal with its inner-city drug problems.

A UN report says the use of synthetic drugs is worsening in south-east Asian countries. In Thailand, police made more than 84,000 methamphetamine related arrests in 2007, the highest in five years. Thai police are struggling to crackdown on the illegal drug trade despite the country's stringent anti-drug laws. Youngsters are being exploited by the drug gangs in Thailand because as juveniles they escape serving adult sentences. Al Jazeera's Selina Downes reports

Unionized B.C. construction workers agree to alcohol, marijuana and eight other drug tests.