void shoot()
    {
        RaycastHit hit;
        Ray        ray = Camera.main.ScreenPointToRay(Input.mousePosition);

        if (Physics.Raycast(ray, out hit))
        {
            if (hit.collider != null)
            {
                TargetView target = hit.collider.GetComponent <TargetView> ();
                shootAudio();
                if (target.getType() == lastKilledTargetType)
                {
                    Destroy(target.gameObject);
                }
                else
                {
                    time = 2f;
                    target.playAnimation();
                }
                currentTarget        = target.gameObject;
                playerScores        += target.getPointValue();
                lastKilledTargetType = target.getType();
                Debug.Log("Score: " + playerScores);
            }
        }
    }