WASHINGTON, Oct. 15 -- Several hundred U.S. Army soldiers are heading to Latin America for jungle and partner-force training, the clearest sign yet that a drug-trafficking campaign that has killed more than 235 people in dozens of strikes may be moving onto land.

The soldiers are from the 10th Mountain Division at Fort Drum, New York, and are being forward-staged under U.S. Southern Command, which will decide where they are ultimately used, a senior U.S. official told Fox News. They will go first to a new jungle training facility in Panama, then train with local forces in Colombia and Honduras, and could support U.S. special-operations personnel advising militaries that carry out raids on suspected drug traffickers. Several hundred more ...