Reyes flagged for potential USADA violation

Count Marco Polo Reyes as the latest fighter to enter the USADA's crosshairs.

The UFC lightweight has been flagged for a potential violation of the agency's anti-doping policy related to an out-of-competition sample collected on March 8, the promotion announced Thursday.

As per the USADA's protocol, the illicit substance detected in the screening was not immediately disclosed.

The 33-year-old Reyes last entered the Octagon at UFC Fight Night 124, where he spoiled Matt Frevola's debut with a 60-second KO. His promotional record sits at 4-1.