A patient presented to the ER with lower back pain.  The doc…

A patient presented to the ER with lower back pain.  The doctor ordered an UA and C&S.  The colonies growing on the blood agar are yellowish-white and those on the MacConkey agar are pink with precipitation of bile salts extending into the agar.  A positive Acid/Acid reaction with gas on Kligler Iron Agar and a positive indole test was performed.  What is the likely Identification of this organism?