The Joint Saudi-Yemeni Security Committee for Following up Implementation of Security Cooperation Agreement between the two countries concluded here today its 4th meeting under the co-chairmanship of Assistant Director of Saudi Public Security for Operations Affairs Major General Abdulaziz bin Mohammed Saeed and Undersecretary of Yemeni Ministry of Interior for Public Security Major General Mohammed Abdullah Al-Qusi. The Committee discussed a number of topics relating to the exchange of security information, cooperation in the field of qualification and training, the combating of traffic in drugs and psychotropic substances and infiltration across borders.