By Nico Martinez Lonzo Ball seen back on the court in encouraging new video. This has been a rough season for the Chicago Bulls. Not long after assembling their ‘big three,’ the team is considering a total rebuild as they sit 10th in the East with no clear path to contention. Still, it’s not all bad in Chicago right now. The Bulls have been showing some signs of life recently and, more importantly, their starting point guard is finally making some progress on his return to action. As seen in a video this week, Ball is back on the court and is even throwing down some warmup dunks. The 6-second …