Yousef also was later captured in Pakistan, turned over to the United States, tried, convicted and sentenced to life in prison without parole.
Mohammed has told interrogators that after the 1993 World Trade Center bombing, which involved explosives in a truck and which failed to bring down the building, he ‘‘needed to graduate to a more novel form of attack’’, according to the 9/11 report. That led to Bojinka, and the first thoughts about using planes to bomb the World Trade Center.
Raymond Bonner