The US military has killed at least 201 people in strikes that have destroyed 63 vessels as part of a campaign that Washington says is aimed at curtailing the flow of drugs into the United States, according to official announcements and CNN’s analysis of search and rescue efforts.

WASHINGTON — The U.S. military said it carried out another strike Saturday on a boat accused of smuggling drugs in the eastern Pacific Ocean, killing three men in the fourth attack of the week and put...

The legality of the boat strikes has come under scrutiny by experts.