A 35-yeаr-оld mаn presents tо his primаry care prоvider with concerns of irregular heartbeats and muscle pain. He reports being in a normal state of health until he ran a marathon yesterday and notes his urine become brownish this morning. On physical examination, the quadriceps are tender to palpation. His temperature is 98.6°F (37°C), blood pressure is 125/80 mmHg, pulse is 105/min, and respirations are 15/min. Urinalysis demonstrates no RBCs in the patient’s urine. Which pattern will likely be observed on this patient’s ECG?