A 35 year old man presents to the ED with four days of fever, chills, headache, cough, shortness of breath, and myalgia in his thighs. He had attended a conference in Honolulu just two weeks prior; in addition, he had gone hiking, ate with the locals, and took a dip in Waimea Falls during his free time. Blood tests after admission showed elevated creatinine, liver enzymes and bilirubin. The physician taking care of the patient had Weil’s disease high on his differential diagnosis. What organism is the likely cause of the patient’s symptoms?