>> he was banging at the window. >> arguing he was acting in self defense and that the case should be dismissed because of the state's stand your ground law. >> i'm so grateful. >> reporter: taking the stand emotionally describing how he feared for the lives of his wife and kids who were in the back seat. >> late today the judge refused to dismiss the man slaughter charge meaning the case will now head to trial. >> next tonight the dramatic body cam video released capturing the intensely emotional arrest of a mom who t car while she was shopping. thankfully the 5 month old survived. >> i don't know. i honestly don't know how it happened. >> reporter: she told police she was distracted and forgot her 5-month-old daughter in the back seat as she shopped with family inside target. captured on this body camera footage, the 37-year-old mother