It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
football american football running back runner ball carrier sport ball game play football american team american football player helmet athlete american football field player running yard line american football stadium athletic college grass competition football helmet stadium uniform pigskin gridiron texan
Page 2017 Free-images.com. All images are Public Domain