christmas parties, easter, valentine's day parties. >> ice cream social and paper airplanes. >> ice cream socials. yes. >> reporter: these were the neighbors. rich and linda johnson. lina and marion cockrell. >> todd had one airplane in the hangar and one in the driveway. >> reporter: they loved having an ex-fighter pilot for a neighbor. >> todd was always -- i mean, he was just a genuinely interesting guy. he would make eye contact with you. he always wanted to know about my job. what sort of cases are you working on? what kind of law do you practice? >> i had actually kind of looked at todd as kind of a "guy's guy." >> reporter: you enjoyed their company. >> we did. >> reporter: enjoyed todd a little more than rachel, maybe. >> i knew her less well than i knew todd, i feel. i feel like we were both in the same place in our lives, but sort of moving in different circles and -- >> reporter: she wasn't one of those people who kind -- you immediately were attracted to or