KOTA KINABALU: Deputy Commander of the Eastern Fleet First Admiral Mohd Norizal Fahruddin and about 1,000 members of the Kota Kinabalu Royal Malaysian Navy (RMN) Base on Friday attended the Yasin recitation and tahlil ceremony and listened to a special sermon in honour of the RMN personnel who lost their lives in the recent helicopter crash in Lumut, Perak.