Last summer, the Miami Heat landed Kyle Lowry in a sign-and-trade deal. They got the starting point guard they wanted and needed. However, there were questions about the Heat’s backup plan for the position. Who will back up Lowry? Who will fill in should he miss any time? The Heat had an opportunity to land a backup point guard like Jeff Teague, who was an unrestricted free agent. But in the end, Miami decided against the move and went with their young guard Gabe Vincent. Be sure to follow all of our NBA content. After a slow start to the season, Vincent became the backup point guard the Heat …