Rajon Rondo tears ACL, out for season

UPDATE (2:40 PM ET): ABC’s Doris Burke has reported on-air that Rondo has suffered an ACL tear and will be lost for the season. The Celtics have confirmed this report.

Rajon Rondo has a torn ACL. Surgery date TBD.—
Boston Celtics (@celtics) January 27, 2013

Sources within the organization broke the story to the Boston Herald’s Mark Murphy, saying that knee injury Rajon Rondo suffered in the Celtics’ last game against the Atlanta Hawks could have been an ACL tear.

Celtics source says Rondo may have torn ACL – getting MRI for it now at New England Baptist.—
Mark Murphy (@Murf56) January 27, 2013

The injury was initially thought to be a hyperextension and not much more. Rondo played 45 minutes against the Hawks but was a late scratch in today’s game against the Miami Heat.