Christopher Columbus lands in the New World, Oktoberfest finds its roots, Sid is arrested for allegedly killing Nancy, and Matthew Shepard dies, all on this day.
2011: The "underwear bomber," Nigerian Umar Farouk Abdulmutallab, pleads guilty to attempting to blow up an airplane en route from Amsterdam to Detroit on Christmas Day 2009 using explosives sewn into his underwear. Abdulmutallab, who had told authorities he had been directed by al-Qaeda and that he had obtained the device in Yemen, would be sentenced in February 2012 to four consecutive life sentences plus 50 years.
National Nuclear Security Administration
Christine Fowler Binder/Facebook
Harry How/Getty Images
Ethan Miller/Getty Images for Clear Channel
Ian Waldie/Getty Images
Sign up for Breaking News, Daily Headlines, Severe Weather Alerts & more!