Kia Naimo concept at the Seoul auto show explores an electric-powered city car

Kia continues to explore its electric-car capabilities with the Naimo small-car concept, unveiled on Thursday at the Seoul motor show. The boxy, four-seat Naimo fits into the B-size class, which includes cars such as the Honda Fit, the Toyota Yaris, the Ford Fiesta and the Chevrolet Sonic. The Naimo is 153.2 inches long and has a wheelbase of 104.2 inches.

Autoweek in review: What you might have missed

The rain-delayed Daytona 500 provided multiple headlines this year: Matt Kenseth won the big race, while Juan Pablo Montoya crashed into a jet dryer under caution and Brad Keselowski tweeted from his race car. It was a 500 to remember as NASCAR went prime-time on Fox on Monday night. Click here for all of the Daytona 500 coverage.

Fuel duty freeze is 'no give-away'

MOTORING GROUPS have given a cautious welcome to Chancellor George Osborne's announcement of a freeze on fuel duty until May 2015. But Transport Secretary Patrick McLoughlin's insistence on the value of HS2 to the UK cut little ice with opponents of the high-speed rail scheme. On fuel duty, both the AA and the RAC pointed out that Mr Osborne was already getting big sums from motorists in taxation.