http://www.jsonline.com/blogs/sports/380744451.html

Though he declined to offer specifics about what triggered the failed test, Goodson said he did not take anything on purpose. He also said the banned substance was nothing designed to give him a competitive advantage.

“I was shocked,” Goodson said. “But after asking people and stuff like this, this type of stuff happens a lot. You’ve just got to be careful of what you take and all that stuff. But like I said, it wasn’t anything that could help me on the field or anything like that.”
“Anything that happens usually in my life, anything that’s a speed bump, I don’t want to say it stunts my growth, but it’s a setback,” Pennel said. “So now I just try to put my best foot forward and be a better person and be a better player for the Green Bay Packers.”

When asked what he learned from the situation, Pennel was blunt: “Follow the rules.”