Review Question - QID 211364

A 50-year-old female with type II diabetes is admitted to the hospital for bacteremia. Two days later, she begins to complain of left knee pain for which you were consulted. She is confused but denies any injury to the knee. She is given adequate fluid resuscitation but her blood pressure is currently 80/50. On examination, her knee is red and hot to touch, and motion is limited secondary to pain. Her labs include a HbA1C of 9.0, ESR 40, CRP 10, WBC of 13k, lactate of 3mmol/L,. Her knee is aspirated and blood cultures are sent. Which of the following is the most likely microorganism to be present?