Law enforcement officials briefed on the investigation have identified the gunman killed in Dallas as Micah Xavier Johnson. The Pentagon says Johnson was a military veteran who served in Afghanistan.
Officers can instantly freeze or seize the funds loaded on prepaid cards using the handheld device, and some civil liberties advocates say the machines may be abused.
The state legalized marijuana at the start of 2014 for anyone 21 or older. An increasing rate of Latino and black youths were arrested for violating that age limit, even as the white arrest rate fell.
Clashes over grazing rights continue. Local sheriffs will give you an earful about how they believe environmental extremists have taken over federal agencies. But this is more than just a turf battle.
Those convicted of targeting law enforcement and emergency crews can now face stricter penalties. "The overarching message is that hate crimes will not be tolerated in Louisiana," the governor said.
PBS explores gun violence in the United States during its two-night Armed In America special, which will include town hall discussions moderated by All Things Considered weekend host Michel Martin.
The brother of gunman Syed Rizwan Farook was among those taken into custody over what federal prosecutors say was a conspiracy involving a "sham marriage."
What happens when law enforcement is frustrated by encryption that's run by private citizens? In one Tor volunteer's case, they showed up with a warrant and asked for computer passwords.