Original sentence: Perpetrated by anti-government extremists Timothy McVeigh and Terry Nichols, the bombing happened at 9:02 am and killed at least 168 people, injured more than 680 others, and destroyed more than one-third of the building, which had to be demolished
Edited sentence: Perpetrated by anti-government terrorists Timothy McVeigh and Terry Nichols, the bombing happened at 9:02 am and killed at least 168 people, injured more than 680 others, and destroyed more than one-third of the building, which had to be demolished