Covert cargo transfer attempt gone awry?
"Japanese waters in fog are subject to radar "ducting" phenomena where the humidity blocks radar reception.When conditions of water humidity and temperature are right, and the antenna is high enough off the water, radar waves will be deflected higher into the atmosphere and reduce radar range to almost nothing for surface targets,
This "ducting" weather phenomena was a major problem for radar pickets during the 1945 Okinawa campaign."
Photos indicate structural damage to the hull, so the Fitzgerald may be out of service for two years. And another Aegis destroyer must be sent to Japan ASAP, as in within 3-4 weeks.