Sistimi ea ts'ireletso ea Meetlo le Meeli e Los Angeles, New York, le boema-fofane ba machaba ba Washington e na le "litaba" tse bakang ho koaloa. Sena se bolela hore liofisiri tsa lekhetho li tlameha ho sebetsa litokomane tsa bapalami ka letsoho.
Sesosa sa ho koala ha se e-so tsejoe, setsi se re se ntse se sebetsa ho tseba bothata. Linepe tsa mecha ea litaba ea sechaba li bonts'itse mela e meholo ea bapalami boema-fofane ba emetse ho sebetsoa. Boema-fofane ba John F. Kennedy, New York, bo boletse hore bo ne bo qala ho sebelisa litsamaiso tsa li-backup tsa lik'homphieutha, ba phaella ka hore batho ba ntse ba sebetsa, "empa butle."
Bapalami ba tlaleha hore ba qetile lihora tse fetang tse peli ba eme moleng boema-fofane ba machaba ba Washington Dulles.
