Matt aka Llama

Hello for any owners of the 360 game dead rising and would like to give me some help that would be awesome OK

well im on the 2nd part of case 4 and i have to go by the supermarket to see Isabella (by the way the mission is called Girl Hunting) and anyways the cutscene shows her getting on a motorcycle and trying to run into me it is not hard to kill her but then it says i fail and if i just walk out into the park or super market it says i fail if anyone has played this and beaten it please tell me how thank you very much.

-Matt