A timeline of US strikes on boats that have killed at least 159

The US military has killed at least 159 people in strikes that have destroyed 47 boats 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. There have been at least 14 survivors of those strikes, two of whom were briefly detained by the US Navy before being returned to their home countries. 11 others are presumed dead after searches did not locate them in th