Gregory Corbin discusses facing Filip Hrgovic, sparring with Anthony Joshua Unknown 01:58 The heavyweight from Texas says that working with a champion can only help him deal with a rising contender in the ring. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsColts reportedly confident Andrew Luck will be healthy for training campVikings schedule 2018: Minnesota's division title defense won't be easyBears schedule 2018: Chicago gets chances to establish itself as contenderRedskins schedule 2018: Washington to host string of playoff contendersNASCAR starting lineup at Kansas: Kevin Harvick wins 23rd career poleEagles schedule 2018: Philadelphia set up to avoid Super Bowl hangover
