English: crop of 130521-N-GZ984-250 U.S. 5th FLEET AREA OF RESPONSIBILITY (May 21, 2013) The United Arab Emirates navy fast attack craft Mubarraz (P141) participates in International Mine Countermeasures Exercise (IMCMEX) 13 with Combined Task Force (CTF) 523. IMCMEX 13 is the largest exercise of its kind in the region and will exercise a wide spectrum of defensive operations designed to protect international commerce and trade; mine countermeasures, maritime security operations (MSO) and maritime infrastructure protection.