Jake clearly says his last meal would be Sour Straws...he pulls a bag out of his jacket to show Rosa. The bag however, says "Sour Strings".
Captain Holt wears his Commendation breast bar above his World Trade Center Breast Bar. When the WTC bar is worn, it is worn above all other medals, but below the American Flag bar.
Santiago is wearing 2 citation bars that are not issued by the NYPD. Also, NYPD regulations require that the American Flag bar be worn as the highest citation bar - something Santiago would have known.
Rosa's hair is cut short and is then back to its full length the next day on multiple occasions.