Then-Sen. Barack Obama poses with the cast of ABC's The View during a March 2008 taping in New York Steve Fenn/ABC/AP hide caption

itoggle caption Steve Fenn/ABC/AP

The sun's rays beat down on the rooftops of the Union Square area in New York City, where "cool roofs" are now mandatory for all new commercial construction. Steve Kelley/Getty Images hide caption

itoggle caption Steve Kelley/Getty Images