(at around 2 mins) The victim, Henry Graham, is facing straight up when Castle and Beckett walk up. In the next shot, he is facing slightly to the left and he blinks.
While Inspector Zhang is showing Castle and Beckett the owner of the phone on the computer. Inspector Zhang then hands Beckett the suspects file even though it would take at minimum several hours to obtain.
Beckett says maybe she shouldn't have left the Attorney General's office and Castle replies that she didn't want to play their games. They both act like Beckett quit the job, when in reality she was fired for going to the media with information about one of their cases.