LOS ANGELES — The weekend checkpoints set up along intersections here were always meant to catch those who had had too much to drink. In an operation intended to be equal parts deterrent and enforcement, the police would stop every car, testing drivers suspected of being under the influence of alcohol or drugs….
Read more in the Los Angeles Times: http://www.nytimes.com/2012/05/03/us/change-in-lapd-policy-has-immigrants-hoping-for-more.html?src=rechp