The NBA Draft Combine is off and running in the Chicago Bulls own backyard. Hosted a mere 14 minutes from the United Center at Wintrust Arena, all of the league's top prospects will be in the building to get their measurements, run through drills, and meet with executives. It's all about trying to separate yourself from the pack, which is sure to be a lot easier said than done in one of the most loaded NBA Draft Classes in years. To be sure, the upcoming interviews with lead executives and the individual workouts at team facilities will hold far more weight than the combine's traditional tests. However, there is no denying this is still seen as a key evaluation period, especially for a Bulls team that has four total picks in this year's NBA Draft. Thanks to their shocking lottery luck, the Bulls will select No. 4, No. 15, No. 38, and No. 56 next month. In other words, Bryson Graham will immediately have a chance to make this roster his own.…