The refreshed Volvo C70 launched at the Frankfurt Motor Show in mid-September has the same smart three-piece steel roof, practical seating for four adults and world-leading convertible safety as before. With an updated design the Volvo C70 incorporates a bold, aggressive new front end. The C70 will make its North American debut at the upcoming Miami auto show. The Volvo C70 is actually two attractive cars in one. It is as much a sporty coupe as...