Since New Tax Law Raised VAT To 16 Percent, More Mexicans Cross The Border With The US - To Shop

MEXICO CITY -- It is a tale of two cities that became one. Separated by a mere 23 miles and a border, San Diego and Tijuana have merged into one common metropolitan area. Residents from both towns roam around it to their heart's content, be it San Diegans enjoying the entertainment offerings of their sister city or Tijuanans flying out of the better-connected San Diego International Airport.