Bryson Graham doesn't have much time to waste. The Chicago Bulls' new lead executive officially joined the organization at an exciting – yet chaotic – time. Less than a week after he sat down to address the media for the first time, the NBA's Draft Lottery and Combine were underway. The good news for Graham is that the basketball gods immediately rewarded him with a No. 4 overall pick . The bad news is that it only puts more pressure on his ability to make the most out of this offseason. Indeed, alongside the Top 4 pick comes No. 15 and two second-rounders. The Bulls are also in line to have more money to spend than any other team, as well as six roster spots to fill. Again, it's an exciting time for an organization that has been among the NBA's biggest disappointments for years. But it's a lot of work for a first-time 39-year-old front office face. To Graham's credit, he acknowledged this from the jump. He emphasized how important it will be to hire the right people and bolster the support staff.…