They Treat Horses, Don't They?

S5, E3: Greene agrees to serve on the search committee to consider candidates to permanently fill the interim position as Chief of Emergency Medicine. Despite Weaver's objections, Ross gets the job as the new pediatric emergency room attending doctor. Greene treats a constipated horse and becomes Rachel's hero. Greene's first assignment as an EMS director places him in danger as he treats a dynamite-wired assailant with gunshot wounds.