>> crying. >> then detective beth smith testified about the two key pieces of evidence the jury nevert a photo of derek on his basketball team, proving he did play basketball, an important detail because police believe derek met skyler moore on the basketball court, and then the second piece was security footage at a 7-eleven near crystal taylor's home and skyler moore's, and it proves derek lied about his whereabouts back in 2001 when he told police he was miles away from crystal's hawthorne home that night? >> did he ever tell you he went to the 7-eleven? >> no. >> he then portrayed his children's mother as a liar. >> you have lied to your sister, or aunt, about things about mr. smyer? >> depends on what you are talking about. >> you have ever lied to them? >> lied to them, period? people lie all the time, you lie. >> tracy was a liar and untruthful so you couldn't believe what she said. >> and as for crystal's friend, janna, that said she saw c-styles and derek together. derek's sister, danielle, said the idea that derek met a gang banger on the basketball court is absurd. >> didn'