Complex sentence: During the collection of the passports, believing passengers with American passports would be singled out by the hijackers., Vesuwala proceeded to hide some of the American passports under seats, and dumped the rest down a rubbish chute.
Split into simpler sentences: During the collection of the passports, believeing passengers with American passports would be singled out by the hijackers. Sunshine Vesuwala proceeded to hide some of the American passports under seats, and dumped the rest down a rubbish chute.