Lets assume that vehicle was in same spot & driven to the point of attack.....below is the estimated travel time based on the traffic
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as per CCTV footage attackers were at the gate @ 10:03, lets make it 10:00 for ease of understanding. At 9:30, our attackers shoots off a tweet via mobile:
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30 minutes before before you launch an attack you would be reviewing the operational plans or you would be sitting on your phone tweeting about your self sacrificing mission...
Mind it at this point a small mistake can jeopardize the mission, if he sent off the tweet like this means he was in comfortable zone & not under stress / duress....
So where-ever they came from, answer lies in these 30 minutes
Lets say they came from Korangi, below are the possible routes....the only feasible route & the shortest one is through Clifton, second route is through Cant area. Last thing you need is getting stopped at the Police / Ranger pickets with your vehicle laden with explosives, SO big no to the route that passes through clifton or Cantt :
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