One person has so far been caught for allegedly throwing a cigarette butt from a car window.

BBC: NEWS | UK | Wales | South East Wales | Higher fines for litter hit home

After the boy was taken downstairs, the court was told he went into the living room, picked up a cigarette butt from an ashtray and smoked it.

CNN: Boy, 3, filmed smoking, mother convicted

In one case in Virginia jurors asked the judge if a cigarette butt had been tested for possible DNA matches to the defendant in a murder trial.

ECONOMIST: Forensic science

The initial cause of the fire can be something as simple as a discarded cigarette butt or a charcoal barbecue left unattended on a balcony.

BBC: 'Towering inferno' fears for Gulf's high-rise blocks

This long-time tobacco bull recommends discarding Philip Morris International like a soggy cigarette butt and viewing the rest of the sector with skepticism.

FORBES: Time to Stop Bogarting Cigarette Stocks

If we found a roach (butt of a MJ cigarette) in a pocket or an ashtray, we had to make an arrest and process it as if we had found a kilo of pharmaceutical-grade cocaine.

FORBES: Which Laws Do Police Officers Least Enjoy Enforcing?

Following the cigarette-butt controversy, the Paulsens had installed a high fence and planted a line of ornamental spruces that had since grown up enough to screen them from the spectacle.

NEWYORKER: Good Neighbors

They start to ask a lot of questions, like, 'How much can she really know about me from my cigarette butt?

WSJ: Art Emerges from DNA Left Behind