A stolen Cadillac that police stopped following because of a new state law was found at the Keller Ferry Marina the next day anyway.

Grand Coulee Officer Matthew Gilbert began following a suspicious vehicle about 9:35 p.m. Dec. 27. The 1999 beige Cadillac with tinted windows was traveling along SR-155 near the Grand Coulee Dam, another officer had told him.

The Cadillac was going about 10 miles...