It works for a while and then when I watch ads for fuel or to get parts sooner it comes back to the game and the sound goes out. Then I have to get out of the game and go to home page and restart it. This gets a bit disturbing. I've checked my phone and none of my other games have this problem. I've downloaded this game multiple times and spent quite a bit of data. Because this game is worth it but I can't download it again. Hope it works this time! I'll return with a better