Police have used cameras that read the license plates on passing cars to locate missing people in California, murderers in Georgia and hit-and-run drivers in Missouri.
Dissenting judges worried about opening up the courts to suits against lab companies from any probationers or employees who want to dispute the results of their mandatory drug tests.
Red light cameras nab drivers and bring in revenue, but do they make roads any safer?
States are vying for the chance to be one of six FAA test sites to integrate drones into the national airspace.
State and local crime labs received almost $700 million in grants to reduce DNA testing backlogs, but how many cases did they actually clear?
In this year's sessions, nine more states debated driverless car legislation, and Michigan seems poised to act, joining California, Nevada, Florida and the District of Columbia.
While many approve of drone use to pursue known suspects, debate over their use for continuous surveillance at public events like the Boston Marathon rages on.
Legislation that would limit police drone use is still active in 29 state legislatures.
Since 9/11, law enforcement agencies have used federal grants to buy surveillance cameras for areas across the country plagued by crime or potentially targeted for terrorism.
Byrne grants, which states may use to pay for law enforcement, courts, crime prevention programs, corrections and substance abuse treatment, will be cut by at least 5 percent this year and by an additional 5 percent in each of the next nine years.
“Your purpose (for taking DNA from arrestees) is to find bad guys, and that’s good, but sometimes the Fourth Amendment gets in the way.”
Ready or not, the drones are coming home, and concern over them spans the political spectrum.
While all eyes are on gun restrictions, at least six states have proposed easing those restrictions, and two states have already backed off gun legislation.
Firearms analysts keep a "reference library" of bullets to match bullets recovered from crime scenes.
"CSI effect" creates ideal expectations in an imperfect world.
Twenty-eight states and the federal government argue that police should not need a warrant when using dogs to sniff for drugs outside a home or vehicle. Justices, however seem to disagree.
“The drug and meth problem are at epidemic levels and resources to combat the scourge are diminishing.”
Tensions persist between manual and electronic documentation of proceedings.
Balancing patient privacy rights and law enforcement’s access to prescription drug databases proves a difficult task.
Since 1989, 273 people have been exonerated by post-conviction DNA testing. In about 75 percent of the exonerations ... faulty eyewitness testimony was a determining piece of evidence.