Former New York Mayor Michael Bloomberg wants cities to lead the way on clean energy.
Going Behind The Scenes At The Arabian Horse Show
It is showtime for the annual Arabian Horse Show in Scottsdale. The horses trot, walk and canter in perfect form inside the Equidome. Outside the arena, behind the scenes, it is practice time.
Rows of barns house the more than 2,000 entered in the event at Westworld. The trailers that transported them encircle the outside.