Andrea and Mike feel a little off in their relationship and struggle to get back on track. Plus, Andrea realizes that there’s a downside to having a child who can…

In the series’ 150th episode, a massive train wreck mobilizes the emergency room doctors. Corday, Carter and Kovac rush to the scene. Corday falls and injures her back, bringing on…

Liz continues her investigation into Alex’s death while Isabel plans her future and Maria wonders whether Michael will always be around.