What is er season 13?

ER Season 13 originally aired from September 21, 2006, to May 17, 2007. It consisted of 23 episodes and marked the final season for several main characters, including Dr. Luka Kovac (Goran Visnjic) and Dr. Abby Lockhart (Maura Tierney).

The season deals with a wide range of medical cases and personal dramas, including a deadly anthrax outbreak, a school shooting, and a controversial surgery to separate conjoined twins. The staff at County General Hospital also faces challenges in their personal lives, as they navigate relationships, grief, and career decisions.

ER Season 13 received mixed reviews from critics, with some praising its strong performances and compelling storylines, while others felt that the show had started to lose its edge after more than a decade on the air. Despite this, the season was well-received by fans and was one of the most-watched shows on television at the time.