segue personal transporter. jim maceda reports. >> reporter: a relaxed sunday ride along the cliffs of this west yorkshire property turned lethal when jim hazleton plunged 30 feet into the river below. police found his segue scooter in the river near his body. he bought the new hampshire-based company only a few months ago. friends remembered him as a kind, giving man. >> he did good things with his money. >> this raises more questions about the high-tech scooter that first appeared in the parks and bike lanes of america a decade ago. speeds up to four times faster than walking, segues were haled as the future of human transportation. but the ride has been anything butsmooth. four-year study of segwusegue'