Only 1,600 of the 4,000 hectares suspected of having munitions have been surface cleared, the EPA says.
MORE FROM AUTHOR
Content Feed
REPORTER'S NOTEBOOK
Who’s responsible for California’s deadliest wildfire?
While the official state investigation is ongoing, California’s largest utility company PG&E has admitted that its equipment likely caused the fire.
REPORTER'S NOTEBOOK
The hub of South Korea’s fight against militarism
With deployment of US anti-missile defence system, village residents turn from being melon farmers to anti-war activists.