DC Comics announced today that Jim Lee will be leaving DC Comics flagship Justice League flagship title with issue #13 and that a new creative team will be taking over starting with issue #15. Issue #14 will have a fill-in team doing the art duties.
Starting with issue #15 in December, Ivan Reis and Joe Prado will be taking over as the new ongoing artists for the team. You can check out their work with the covers of both issue #15 and #16 below. DC says an announcement as to what Jim Lee will be working on next will be coming soon.