ID cards (e.g. Dr. Ralph's found in the hospital) in the game use the DD/MM/YYYY format common in countries outside of the Americas. Since the game is set in the U.S.A., the correct format should be MM/DD/YYYY.
A 2013 Mercedes-Benz Sprinter can be seen in the Background.
A 2006 Chevrolet Impala can be seen in a parking lot.
When Jill leaves the subway, Carlos calls her radio asking her to restore power to the train. The player can head back to the train while talking to Carlos, but he'll still be seen preoccupied, nursing Mikhail.