January 26, 2001: Ziad Jarrah departs the US for the fourth time.

February 25: Ziad Jarrah enters the US for a fifth time, this time as a business visitor at Newark. He was granted a six month stay, which was unusual, but did happen from time to time based on the reasoning of the traveler.

March 30: Ziad Jarrah departs the US for the fifth time.

April 12: Marwan al-Shehhi obtains a Florida driver's license.

April 13: Ziad Jarrah enters the US for the sixth time at Atlanta from Amsterdam and is granted a 105-day business visa.

April 21: Ahmed al-Nami acquires a new Saudi passport. He may have acquired this new passport to obscure evidence of prior travel to Afghanistan.

April 23: Ahmed al-Nami applies for a B1 visa in Jeddah with his new passport. There are indications he was interviewed at the consulate but no-one employed there could recall him.

April 23: Waleed al-Shehri and Satam al-Suqami enter the US at Orlando from Dubai - Suqami on business and Shehri as a tourist. Suqami's passport survived the attacks and was found on the streets of New York. It contained evidence of fraudulent al-Qaida stamps.

May 2: Majed Moqed and Ahmed al-Ghamdi enter the US at Dulles. Both are admitted as tourists. Ghamdi's entry form indicated he had more than $10,000 on him but the additional forms required were not submitted.

May 2: Marwan al-Shehhi arrives in Miami and is granted a six-month tourist visa.

May 2: Mohammed Atta and Ziad Jarrah obtain Florida driver's licenses.

May 4: Waleed al-Shehri obtains a Florida driver's license.

May 5: Waleed al-Shehri acquires a duplicate Florida driver's license, this one with a different address.