As a newly formed group, your group only has a minimum resources and can't afford a specialist to join your team. However, you need to persevere and soon you will be able to upgrade your vehicle and hire a specialist to be a part of your team.
Drive your escape vehicle as fast as you can and make sure that you won't hit the other cars on the road because that will lose you some credit. Try to crash the police cars that are foolowing you and you will get more credit. As you upgraded your can and hire specialist to join you, you will see that your performance will be better.