A northern lights nightmare

A guided tour to see the northern lights in Grotfjorden, near Tromso, Norway. This Arctic region has seen a boom in tourism, but as tourists chase the northern lights, scammers chase their money. — Nicole Tung/The New York Times

FOLLOWING in an unmarked car, police took immediate interest in a dark grey minivan with foreign licence plates.

The stop-start driving was suspicious. So was the driver’s frantic texting on his cellphone.