November 28, 2012 10:02 am Mexico's Middle Class Explained Middle class families in Mexico are expanding and San Ysidro resident Robert Montano tells NBC 7 reporter Diana Guevara the dollar goes a lot further south of the border. US & World Videos 2:25 Spring Valley residents speak out against proposed shelter site 0:20 Suspect shot by deputy along SR-76 in Bonsall 2:21 Warning for Americans traveling to Baja California 10:09 Bodies found in Mexico near where surfers, 2 from San Diego, disappeared | San Diego News Daily 0:23 Pro-Palestinian encampment on UC San Diego campus continues for third day