WDAY: The News Leader

Published July 15, 2013, 12:00 AM

Tyson Gay

In a May 25, 2013, file photo Tyson Gay, center, competes in the Men's 100m alongside Ryan Bailey, right, and Nickel Ashmeade, of Jamaica, during the IAAF Diamond League Grand Prix competition in New York. Gay was informed Friday July 12, 2013, he has tested positive for a banned substance and says he will pull out of the world championships next month in Moscow. (AP Photo/John Minchillom, file)
Read the article: Big names in track fail test for banned substances