A string of deadly confrontations between mostly white police and black men will be among challenges immediately facing Loretta Lynch when she is sworn in on Monday as U.S. attorney general.
A high-frequency trader was arrested in the United Kingdom over his alleged role in the May 2010 "flash crash" that briefly wiped out nearly $1 trillion in market capitalization, the first time authorities have blamed manipulation for the market turbulence.
Wikimedia Foundation, the nonprofit organization that runs free online encyclopedia Wikipedia, will file a lawsuit against the National Security Agency and the U.S. Department of Justice, challenging the government's mass surveillance program.