A day after a videotape showed two workers doing it and city officials called it an isolated incident, eight more residents report seeing crews commingle materials in the same truck.

A resident in the West End provides visual evidence to Portland officials, who insist the practice is neither common nor condoned by the public works department.

Especially since it broke into two pieces as it fell over western Maine, a clue that it was fragile, but curiosity and a reward will still bring out searchers.

The police department says, ‘We urge people to get help’ for addiction.