Alberto Contador tested positive for a banned substance in July. He has been suspended by the governing body pending an investigation. Contador's spokesman blames the failed test on food contamination. Contador is expected to speak later today. Peter Flax, editor-in-chief of "Bicycling" magazine spoke to John Roberts on American Morning: Peter Flax: Yes, it was … Continue reading Cyclist Alberto Contador blames food contamination for failed steroid test