1.   The convictions capped a two-year federal investigation that showed the ex-officers accepted payoffs for protecting the drug shipments.

2.   The most difficult drug shipments to detect are those secreted in the container boxes of commercial ships.

3.   Troops could be ferried in to interdict drug shipments.

4.   US and Mexican anti-drug officials suggested that the army was present to protect rather than to detain the drug shipment.

5.   The agreement was concluded against a background of recent interceptions of drug shipments in several island states and concern over the abuse of tax-havens.

6.   Among them is his godson, a U.S. Navy veteran and communications expert whose technology helped Mexican authorities capture drug shipments.

7.   Army field commanders have also begun working with federal police officials around the country to coordinate new regional plans to intercept drug shipments.

8.   Federal prosecutors remain tight-lipped about the huge drug shipment and the whereabouts of the driver.

9.   For the last few years, U.S. and Chinese law enforcement agencies have sometimes cooperated to stop contraband drug shipments.

10.   For the last few years, American and Chinese law-enforcement agencies have sometimes cooperated to stop contraband drug shipments.