void SpawnPolice()
{
int spawnPointIndex = Random.Range(0, SpawnPointsPolice.Count);
GameObject police = Instantiate(Police, SpawnPointsPolice[spawnPointIndex].position,
SpawnPointsPolice[spawnPointIndex].rotation);
// set variables of police
Patrol policePatrol = police.GetComponent <Patrol>();
policePatrol.moveSpots = GameManager.instance.MoveSpots;
policePatrol.playerTarget = player.transform;
policePatrol.StartPatrol();
}