Jason Dalton, who police believe killed six people in a series of shootings late Saturday night, was also charged with two counts of assault with intent to commit murder and eight firearms charges.
The five remaining Republican candidates are aiming to gain an edge with Nevada voters before Tuesday's caucuses. But the issues important to conservatives vary.
NPR's Robert Siegel speaks to Secretary of Transportation Anthony Foxx about the legal ramifications of self-driving automobiles and what the government is doing to usher in this new technology.
Until recently, Corey Lewandowski was an obscure political operative. Now, he's engineered wins in South Carolina and New Hampshire for Trump's once-implausible presidential campaigns.
In an open letter regarding the standoff with Apple, FBI Director James Comey said the tension between privacy and security should not be resolved by "corporations that sell stuff for a living."
Disease detectives from the U.S. Centers for Disease Control and Prevention begin their crucial effort on the ground in Brazil to firmly establish whether the Zika virus is really causing terrible birth defects.