GARY SHAW PRODUCTIONS & ANTONIO LEONARD PROMOTIONS SIGN TOP AMATEUR STANDOUTS KENNETH SIMS JR. & EDUARDO MARTINEZ     CHICAGO (January 26, 2014) – Gary Shaw Productions and Antonio Leonard Promotions have just signed two of the top U.S. amateur boxers in Kenneth Sims Jr. and Eduardo Martinez.  Both fighters who hail from Chicago, IL, were brought to the […]