DJIBOUTI — In this overwhelmingly Muslim nation, alcohol is frowned upon and hard drugs are exceedingly rare. But one stimulant dominates the lives of Djibouti's half-million citizens: khat, a green ...

"The amounts of cathinone and cathine are very high in muguka because you are chewing the leaves, where the potency resides," John Mututho, the former chief of the anti-drug abuse agency, told a local ...