Dylan Redwine's older brother testified in their father's murder trial on Wednesday.
Prosecutors say Mark Redwine killed his 13-year-old son during a court-mandated visit in 2012.
Search and rescue worker testifies that Colorado man accused of killing son seemed ‘laid back’
KDVR
A search and rescue worker took the stand in the Mark Redwine murder trial, discussing his interaction with the defendant in the..
