Ultrasound Video Challenge – eFAST

We bring you our weekly SonoSim Ultrasound Challenge! Can you give us the correct answer?

This 38-year-old male presents with altered mental status following a motorcycle accident.  Vitals: T=37 C BP=70/p mmHg HR=110 bpm RR=28 bpm O2 sat=92% on room air. Please evaluate the patient’s left lung with ultrasound.