Considering the vast amount of posts I can see about the Jeep Trackhawk and the New York Auto Show, I figured we could compile everything we find in this thread.
So far as you know it's all previews, but it'll progress in the next few days for official material.
Left Lane News
http://tri5.leftlanenews.com/jeep-grand-cherokee-trackhawk-revealed-ahead-of-ny-auto-show-95416.html
http://www.leftlanenews.com/jeep-defends-fastest-suv-claim-95426.html
GTSpirit.com
http://gtspirit.com/2017/04/10/official-2018-jeep-grand-cherokee-trackhawk-worlds-powerful-suv/
So far as you know it's all previews, but it'll progress in the next few days for official material.
Left Lane News
http://tri5.leftlanenews.com/jeep-grand-cherokee-trackhawk-revealed-ahead-of-ny-auto-show-95416.html
http://www.leftlanenews.com/jeep-defends-fastest-suv-claim-95426.html
GTSpirit.com
http://gtspirit.com/2017/04/10/official-2018-jeep-grand-cherokee-trackhawk-worlds-powerful-suv/