European police said Wednesday they busted a major synthetic drug ring working across several countries in the "largest-ever operation" of its kind, striking a "massive blow" to organized crime. Authorities dismantled 24 industrial-scale labs and seized around 1,000 tons of chemicals used to make street drugs such as MDMA, amphetamine and meth. "I've been in this business for a while. This is by far the largest-ever operation we did against synthetic drug production and distribution," Andy