Navy SEALs infiltrated North Korea in 2019 in a mission that fell apart, according to a story published in the New York Times Friday. The investigation outlined extensive and massive planning that went into a secret move to plant a listening device inside North Korea and how the operation fell apart when SEALs came across a boat of civilians.

The New York Times said it spoke with two dozen people familiar with the classified operation, and held back several details that its reporters felt would harm security or future operations if disclosed. Task & Purpose reached out to the Department of Defense to confirm or comment on the New York Times’ revelations. A spokesperson for the department declined to comment.

The mission involved SEALs from Red Squadron of Seal Team 6, or the Navy Special

See Full Page