meeting that he gave her that information that really boosts the prosecution case. 8-year-old zach castilloestified last week that he saw his dad inside his mother's home the night she died. the couple was estranged going through a bitter divorce. braulio castillo was barred from going to the house. her body was found hanging in the basement bathroom. prosecutors allege braulio killed her and made it look like a suicide. ashley baker says during a videotaped session with zach five months after his mom's death he told her he had been sleeping in his mom's bed. she asked how did your mother look. scared, said zach. the boy left his special blanket gigi behind. he received that his father brought gigi from his mother's room to his brother's room. zach claims seeing his dad because he had been influenced mother's good friends. they also implied baker herself could have biassed the boy when she told him police thought his dad hurt his mother. they called maryland's chief medical examiner to the stand, which is completely different from the virginia medical examin examiner's ruling. >>> 17 additi

zach. a big moment expected in the courtroom on monday. that's when the castillo'sest son will be called by the prosecution to testify. i'm julie carey. >>> a 20-year-old fairfax high school senior is accused of using his cell phone to film a male student in the school bathroom. as meagan fitzgerald shows us, police say the incident is part of aub police say they see more and more of these cases of students capturing and sending inappropriate images. they say the incident at fairfax high school is just the latest and it is one many students say they learned about on twitter. students at fairfax high school are just days away from the end of the school year. >> people have been blowing up about it. >> reporter: lately the buzz hasn't been around summer plans. >> i actually heard it on the internet. >> reporter: instead students are talking about 20-year-old phatsakorn pongpasit, a senior who police say was arrested and now facing child pornography charges. >> there was a complaint from a student that believed he was filmed while he was using the restroom or attemptin