After switching vendors on its red light camera program last spring, the city of Chicago has had difficulties enforcing tickets (and thus, traffic laws) because of fluctuating times for yellow lights.
Oct 14, 2014 Chicago Tribune
As all law-abiding cyclists know, one must ride with, not against the traffic, even if you are Alec Baldwin. The actor was arrested for the violation, plus a few additional things, like not having ID, that made matters worse.
May 16, 2014 The New York Times
February data shows a perceptible increase in the number of moving violations enforced in New York City compared to the year prior. The increase is at least partly because of how few traffic tickets were written in 2013.
Mar 18, 2014 WNYC: Transportation Nation