Amer El-Maati, an Al Qaeda member and a licensed pilot is believed to have discussed hijacking a plane in Canada and flying it into a building into the United States.
The best-known case may be that of Kareem Amer, the pseudonym of an expelled student from al-Azhar University, who blogged about violent clashes between Christians and Muslims (often a taboo subject), mockingly referred to President Mubarak as a deity, and criticized Muslim leaders for their obsequious support of him.