COMMERCE CITY, Colo. (KDVR) — Colorado has become the first state to pass a law banning an arrest based solely on a colorimetric drug test, a common tool used by police to identify suspected narcotics ...

Developed by researchers at the University of Cambridge, the Colorimetrix app uses a smartphone’s camera to accurately read colorimetric test strips to monitor medical conditions. Researchers at the ...

SAN FRANCISCO – State Senator Scott Wiener, D-San Francisco, introduced a bill on Tuesday that would prohibit law enforcement from making arrests or filing charges based only on certain field tests ...

Colorado has become the first state to ban arrests based solely on a field drug test widely used by law enforcement across the county. According to a CNN story, colorimetric drug tests are common ...

What are records? Since 2014, The Marshall Project has been curating some of the best criminal justice reporting from around the web. In these records you will find the most recent and the most ...