American Airlines sends out a pager message to its top executives and operations personnel, informing them that Flight 11 is a “confirmed hijacking.” [Wall Street Journal, 10/15/2001; American Airlines, 1/15/2002] At around 8:42 a.m., Craig Marquis, the manager on duty at the American Airlines System Operations Control center in Fort Worth, Texas, told a colleague to send out an SOCC (System Operations Command Center) notification, by pager, to 50 or 60 key American Airlines officials. Marquis told his colleague, “You better send a SOCKS.” (“SOCKS” is presumably another term for an SOCC notification.) [American Airlines, 9/11/2001, pp. 20-22; 9/11 Commission, 11/19/2003 ] The message is sent out seven minutes later, at 8:49 a.m., according to information recorded by senior American Airlines personnel. [American Airlines, 1/15/2002] It states, “Confirmed hijacking Flight 11.” [Wall Street Journal, 10/15/2001]