She specializes in the 400 metres and has a personal best time of 50.73s.

As an active athlete he specialized in the 400 metres.

He specialized in the 10,000 metres and cross-country running.

She specialized in the 200 metres and the 400 metres.

He specialized in the 200 metres and the 400 metres during his career.

He originally specialized in the 200 metres, but later shifted to the shorter sprint distances.

Benjamin was also a track star at the University of Miami, where he specialized in the 60 metres and 100 meter.

He specializes in the 10,000 metres and marathon.

He specialized in the 1500 metres, in which he held the Norwegian record from 1976 to 2012.

He specializes in the 1500 metres and 800 metres.