he came up with saipan.day. i remember calling mike. he couldn't believe it and i couldn't believe it. from xiang li's perspective, it was a great destination because it did not require a visa for him to travel there. >> i was extremely happy. saipan is a territory of the united states and we would not have to get any special permission to conduct an undercover investigation and furthermore we would not have to worry about extradition to remove the defendant back to the mainland of the united states. >> i'm looking forward to meet and discuss some future business. >> our team from philadelphia moved to saipan and we worked to put together our undercover operation. that included wiring a hotel room where we intended to have the meeting. we conducted an investigation that lasted a year and a half, and our ultimate goal was to present all this evidence to a jury in the united states. and put him in jail. putting this kind of undercover meeting together is complicated because there are a lot of moving pieces. if