1.   Agents board buses of companies that agree to participate and check for the presence of undocumented aliens.

2.   FBI agents secretly boarded his flight from Zurich to the United States to keep him under surveillance.

3.   It took two days before FBI agents boarded the ship to investigate.

4.   Law enforcement agents boarded the plane on an isolated part of the runway and removed a man and a woman for questioning.

5.   The bus stopped at a border patrol checkpoint in Texas and a border patrol agent boarded the bus to check the immigration status of the passengers.

6.   Agents boarded the small oil tanker Monday after following it in a Spanish vessel from the Brazilian coast.

7.   Arrests must be made by Barbadian officials, whose permission is needed before U.S. agents can board vessels within Barbadian waters.

8.   The raid was Thursday on the Honduran-flagged vessel, the KLAAS I, which agents boarded on the Miami River in Florida, the agency said.