>> we've gone from being marginalized to becoming the margin of victory. >> reporter: leading the anan vote initiative is congresswoman judy chu who brought in supporters from around the country. >> certain states will have a huge affect on the outcome of this presidential election such as nevada, such as virginia. >> and you're from las vegas. >> we have voters. we know how to deliver those votes, shekar narasimham poipts to the senate election in his state, virginia. >> thank you, virginia. >> reporter: where asian american voters made the difference for democrat mark warner who won by less than 1 percent of the vote. >> republicans used to enjoy the majority of asian american support. >> university of california professor karthick ramakrishnan runs the nonpartisan asian american survey which shows a political shift after the 1992 election when just 31% of asian americans voted for democrat bill clinton. by 2012, 73% voted for bar ak