From the 30 Sep 06 Baltimore Sun: 6 Charged in MD Arms Deal Sting
...The elaborate sting operation took center stage in Baltimore this summer, where federal agents put up a Singapore arms broker at a four-star Inner Harbor hotel, arranged for him to attend religious services at a mosque in Laurel and took him to a shooting range in Harford County so he could test-fire machine guns they said he was interested in illegally buying.

The ruse, authorities said, led representatives for the Tamil Tigers insurgents in Sri Lanka to deposit $700,000 with undercover agents as a down payment for millions of dollars in sniper rifles, submachine guns and grenade launchers. The arms dealers also inquired about unmanned air vehicles and buying surface-to-air missiles to shoot down Israeli-built aircraft in Sri Lanka, according to federal court papers...