I would request you not to start pointing fingers in his direction just to make yourself look “neutral” in the eyes of our Punjabi-speaking friends.
Keep in mind that MK inherited this problem.
He did so many things since 2005. Flood-management was one of his plans. Now you would have to ask him about the status of those plans.
Besides, I know he had something in mind for flood-control:
http://www.npr.org/templates/story/story.php?storyId=91071685
For example, rains often flood Karachi’s streets during the monsoon season. So the mayor went around London videotaping storm drains. Trash is also an issue in a place as dense as Karachi — “My city is a dirty city, it’s not clean. Garbage is the main problem,” Kamal says — so he studied the way it is collected in Shanghai, China, and plans to implement a similar system this summer.
His interview from 2006 in which he talked about flooding: