After experiencing some product doldrums during the middle of this decade, Nissan and the upscale Infiniti brand have rebounded with a series of new and revamped cars and trucks that seem to be right for the times.

The president and chief operating officer of Birmingham-based Hibbett Sports Inc. has left the company after seven months on the job. The sporting goods retailer said Wednesday that the company and Nissan Joseph, hired in January, agreed to part ways due to �...