In this photo taken Oct. 15, 2012, Cristina Aguilar canvasses a North Las Vegas neighborhood for the Obama campaign, in Las Vegas. Aguilar, who works on an on-call basis as a hostess fo

 

              In this photo taken Oct. 15, 2012, Cristina Aguilar canvasses a North Las Vegas neighborhood for the Obama campaign, in Las Vegas. Aguilar, who works on an on-call basis as a hostess fo
In this photo taken Oct. 15, 2012, Cristina Aguilar canvasses a North Las Vegas neighborhood 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)