Federal prosecutors say they will seek the death penalty against Dzhokhar Tsarnaev in the Boston Marathon bombing.
George Zimmerman's acquittal and more events. (1/2/2014)
A look back on 2013 in political pictures.
A saddened Obama pauses while speaking at an interfaith prayer service for victims of the Boston Marathon.
(Photo: Spencer Platt/Getty Images)
The president and first lady board Air Force One to travel to Boston to mourn victims of the deadly marathon attacks.
(Photo: JEWEL SAMAD/AFP/Getty Images)
A-Rod’s 211-game suspension, Serena Williams wins the U.S. Open, Derrick Rose gets another major surgery, and more major events in sports this year.