Series 10 Episode 14

S10, E14: Sam treats an abused and newly pregnant teenager, Layla, as well as a woman, Kathy, who could lose her entire family after a car accident, and Carter takes the day off to show Kem the wonders of a wintry Chicago. Meanwhile, a risk-assessment expert, Arnie Nadler, is hired to observe the emergency room and is shocked at the abounding mayhem, especially when Sam gets violent with Layla's obnoxious boyfriend.