Antonio Gates: Shannon Sharpe wants to tarnish what I’ve done

When Chargers tight end Antonio Gates was suspended for violating the NFL’s performance-enhancing drug policy, his harshest critic was Broncos tight end Shannon Sharpe. Gates thinks Sharpe’s criticism was an attempt by Sharpe to protect his own status among the league’s all-time great tight ends. Sharpe said Gates’s PED use “calls into question everything that…