Rani Mukerji at the launch of first Women Beat Marshalls of Mumbai PoliceRani Mukerji was clicked with Mumbai cops at an event held on Wednesday. The actress sported a white top with pink jacket and blue jeans. She looked pretty. Rani will be seen essaying Shivani Shivaji Roy, an officer of the Mumbai Crime Branch unit, in her forthcoming movie Mardaani. This will be her first stint as a police officer. Directed by Pradeep Sarkar, Mardaanideals with child trafficking. It will hit the theatres this Friday. This is Rani's first movie post her wedding to Yash Raj Films head honcho Aditya Chopra.