This photo taken Oct. 17, 2012 shows Cristina Aguilar, right, yawning as she looks through a menu with her grandson-in-law Josh Valle while waiting to be seated for dinner at a local re

 

              This photo taken Oct. 17, 2012 shows Cristina Aguilar, right, yawning as she looks through a menu with her grandson-in-law Josh Valle while waiting to be seated for dinner at a local re
This photo taken Oct. 17, 2012 shows Cristina Aguilar, right, yawning as she looks through a menu with her grandson-in-law Josh Valle while waiting to be seated for dinner at a local restaurant, after a day of canvassing neighborhoods for the Obama campaign, in Las Vegas. Aguilar, who works on an on-call basis as a hostess for the Circus Circus Casino buffet, and others like her have turned what was once a reliably conservative, largely-rural state into a key political battleground and a test case for whether Republicans can succeed without the support of a rapidly-growing Hispanic population. (AP Photo/Julie Jacobson)