epa03690694 Two Emirati policewomen stand between a Mercedes-Benz SLS (back) and an Aston Martin One-77 (front) police car during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690692 The logo of the Dubai Police is painted on the bonnet of a Lamborghini Aventador during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690697 An Emirati couple takes pictures of a Bentley Continental GT used by the Dubai Police during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690695 An Emirati policewoman stands in front of an Aston Martin One-77 during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690696 Visitors pass behind a Lamborghini Aventador during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690847 An Emirati policeman stands close to a Bentley Continental GT used by the Dubai Police during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690848 An Emirati couple takes pictures of a Bentley Continental GT used by the Dubai Police during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690849 A Lamborghini Aventador which is used by the Dubai Police is presented during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER

epa03690850 A Mercedes-Benz SLS with opened gullwing doors which is used by the Dubai Police is presented during a Dubai Police Cars show as part of the Arabian Travel Market exhibition and Dubai Airport Show in the Gulf emirate of Dubai, United Arab Emirates, 07 May 2013. The Dubai Police Department has started to use expensive and luxurious cars such as Ferrari FF, Mercedes-Benz SLS, Bentley Continental GT, Aston Martin One-77 or Lamborghini Aventador in its fleet. EPA/ALI HAIDER