Canon Community

I have a Canon Rebel Xs and when shooting football games all is great until it gets dark.  I use the sport mode, rapid shooting and I realize there isn't enough light for the shutter speed, so blurry pictures are the result.  I use a 250 mm lens but ...

I have tried to edit the image and Gamma adjustment is blank, cannot adjust, also white balance does not work. Do I need to download a helper app?