GILFORD, N.H. (AP) — An empty runaway boat speeding in circles on New Hampshire’s largest lake was brought safely to a stop by a teenager who jumped aboard from a personal watercraft. Rich Bono, who captured the events on video, said he was on the dock Wednesday in Lake Winnipesaukee’s Smith Cove when he heard some commotion in what is usually a quiet, no-wake zone. “I can hear an engine revving, and I looked down the end of the dock toward the …