Randall fight is broken

Cant get past fight with Randall in Sams garage. The down arrow simply wont register the swipe. This entire game has been sluggish and frustrating right from the start. Not up to the quality of TWD 1 & 2. Feels like this one was developed by amateurs with very poor QA.

Stormchild about The Walking Dead: Michonne, v1.1