in their republican primary. paul ryan played the role of ann romney tonight. ryan introduced the candidate to supporters in milwaukee in what might have been an audition to be romney's running mate. >> we need solutions not excuses. we need a president who takes the lead not one who spreads the blame. we need someone who appeals to our dreams and our aspirations, not to our fears and anxieties. >> romney continued where ryan left off portraying president obama as someone who wants to transform america. >> i don't want to transform america. i want to restore to america the economic values of freedom and opportunity and limited government that has made us the power house of the world. >> time, money and math are against rick santorum's chances to have any further success in