Former Massachusetts governor and 2008 presidential hopeful Mitt RomneyWillard (Mitt) Mitt RomneyFor Biden, a Senate trial could aid bipartisanship around COVID relief Bipartisan Senate gang to talk with Biden aide on coronavirus relief GOP senator calls Biden's COVID-19 relief plan a 'non-starter' MORE (R) launched his campaign's second television ad in Iowa and New Hampshire Wednesday, setting his sights on wooing fiscal conservatives.

In the ad, Romney pledges to veto congressional budgets that exceed his proposed cap, which would limit non-defense discretionary spending at inflation minus one percent. "I know how to veto," Romney says. "I like vetoes."

Romney is the only presidential contender airing campaign ads at present. Find a video of Romney's ad below.