he would lose money in the fight for divorce. >> the state started its case using alex's own words. >> help! help! >> 911, what's your emergency? >> prosecutors said this wasn't grief, it was remorse. >> in that initial 911 call, alex sounds pretty genuinely traumatized to me. he doesn't sounds like somebody faking it. >> part of the argument to the jury is that it has to be a horrific thing to commit a murder. >> so what we're hearing is his horror at having committed a murder of someone close to him? >> that would be a way to characterize it, yes. >> reporter: prosecutors claim in that 911 calm, alex had already concocted a story that emily exited suicide or died from a drug overdose. . >> even at that police interview a few hours later, prosecutors said alex was pushing his theory