coming up, a surprise snafu. >> his cell phone dials the number of undercover, and they tell me he didn't answer the phone. >> an undercover officer misses the call, and that was just the beginning. >> i think we all stopped breathing for about ten seconds. >> when "dateline" continues. you don't know how much pressure you put on your septic system. but rid-x does. in a 21 month study, scientists proved that rid- x reduces