Internal conflict: Mrs. Duffy has been found murdered in her house. Her husband Mr. Duffy is on trial for her murder and says that he is innocent. He had a 1 million dollar life insurance policy on her.
Inference: Julio works as a farmer and also at the golf course. He is not a citizen and is from El Salvador. The inference is that if he testifies as to what he saw that he will be deported back to El Salvador.
Flashback: When Julio talks to Theo, he remembers that he saw a man at the Duffy's house on the day of the murder. The man had 2 white gloves on and he had on a baseball cap. He was too far away to see the man's face.