Original: Three other hijackers, Waleed al-Shehri, Wail al-Shehri, and Satam al-Suqami, arrived at Logan Airport at 06:45, having left their rental car in the airport parking facility.
Simplified: Three other hijackers, Waleed al-Shehri, Wail al-Shehri and Satam al-Suqami arrived at Logan International Airport by car.