>> and nobody came out to help you that night. i can't pinpoint where you were smothered. that's the problem i'm having. nobody is saying they saw him smothering you. they saw him on top of you but they didn't see the smothering part. >> it doesn't sound like there's a hesitation in the screaming, it sounds like it's continuous. we don't hear it stop. >> do you recall you and investigator singleton challenge, to use mr. o'mara's words, challenging him about whether he was being smothered or not? >> yes, sir. >> if i can have a moment, your honor.