ONE woman walked calmly past the departure gate at Batams Hang Nadim Airport last Wednesday morning. Outfitted in a long, dark-colored Islamic dress, a brown headscarf and donning a white mask across her face, she walked alongside another woman. A middle-aged man walked ahead of her. Their movements were captured and tracked by the CCTV recordings of Batam Airport.

At a glance, nobody would have suspected that this was one of the antigraft commis