"The threat was very real. Our investigation shows that Mohamud was absolutely committed to carrying out an attack on a very grand scale."

The NYT reports on an Oregon teenager's attempt to blow up fake explosives — given him by the FBI — that he thought were real. According to the FBI, he wanted to kill everyone who showed up for a Christmas tree lighting in Portland.

Mohamed Osman Mohamud, 19, was arrested at 5:40 p.m. Friday just after he dialed a cell phone that he thought would set off the blast but instead brought federal agents and police swooping down on him.

Yelling "Allahu Akbar!" — Arabic for "God is great!" — Mohamud tried to kick agents and police after he was taken into custody, according to prosecutors....

[T]he sting operation began in June after an undercover agent learned that Mohamud had been in regular e-mail contact with an "unindicted associate" in Pakistan's northwest, a frontier region where al-Qaida and Afghanistan's Taliban insurgents are strong....

ADDED: I already had the tag "Christmas bomber," so I used that again. There's a new spin on the "War on Christmas."