>> translator: the famous behavior of amanda knox cannot be justifiable if we compare it to the way normal people behave. >> in this video, amanda and her boyfriend raffaele qom fort each other outside of the house. but at the police station witnesses say they laughed and made faces, heightening suspicions about them. to amanda knox and raffaele sollecito, the police station would become all too familiar over the coming days. her father, curt, recalls the week affect the grisly discovery. >> between the time that they actually found meredith and when amanda was arrested, there was roughly a 90-hour time frame and i'm ballparking the numbers there.