. >> artie schuster? >> so you are not in trouble, okay? take a deep breath. >> when "dateline" continues. . rodney -- mastermind of discounts like safe driver, paperless. the list goes on. how about a discount for long lists? gold. mara, you save our customers hundreds for switching almost effortlessly. it's a gift. and jamie. -present. -together we are unstoppable. so, what are we gonna do? ♪ insurance. that's kind of what we do here. >>> here is what's happening. north korea's kim jong un has reportedly invited south korea's president for a summit meeting in the north. the south korean spokesman says the offer came from un's sister. >>> president trump is denying the release of a democratic memo which rebutts a republican memo. the white house counsel says the memo retains classified information. now back to "dateline." >> welcome back to "dateline." i'm natalie morales. in today's society, cheating is all around us. we hear about it happening in high level sports and business dealings. trying to shape our children's moral compasses is o