they spent several months in a cell together. they did in top bunk, bottom bunk. reporter: prosecution investigator jason newlin talked to folsom in the county lockup. we got along with each other. we re both the same age. um, and we just hit it off real good. i believe the information he provided me was credible. reporter: and here was the story folsom said he got from dr. frasch on the day she died, samira discovered her husband had been texting another woman and she, hurt and angry, lost her temper, started a fight and ended up at the bottom of the pool. reporter: now on day three of adam frasch s trial, dale folsom raised his right hand, swore to tell the truth, and told that story to the jury. she started a fight that night, kicked him in the back. folsom s testimony about the fight between adam and samira was vivid and rich with detail. he defended himself pretty much. he thought they were fighting,