If North Korea resumes nuclear testing, it could include development of smaller “tactical” warheads meant for battlefield use and designed to fit on short-range missiles such as the one tested last weekend, analysts said.
South Korean and U.S. officials say there are signs that North Korea is seeking to resume operations in an underground tunnel at its Punggye-ri Nuclear Test site, which was officially shuttered in 2018.
.jpg?w=600)
