North Korea made a failed attempt to launch a submarine-launched ballistic missile (SLBM) in the East Sea (Sea of Japan) Saturday afternoon, a South Korean government source said.

“The North appears to have failed the launch,” said the anonymous South Korean government official according to Yonhap and KBS.

The source also said that debris from the missile was found on the ocean surface.

The launch reportedly took place sometime between 2:20 and 2:40pm on Saturday, Korean Standard Time, and comes less than three weeks after North Korea declared a no-sail zone in the East Sea.

Previously, North Korea has