Infiniti QX Sport Inspiration previewed ahead of Beijing Auto Show - New concept explores Infiniti's vision for a premium mid-sized SUV - Inspired by Infiniti's "Powerful Elegance" form language - World debut at Beijing Auto Show on April 25 Hong Kong/Beijing – Infiniti has revealed its daring new QX Sport Inspiration concept car at a design-themed media preview, three days before the car makes its public world premiere at the 2016 Beijing Auto…