Pete Buttigieg has a bridge to sell you. Just don’t ask if it’s linked to a campaign.

Which is a big reason that Buttigieg was standing on that bridge in New Hampshire, flanked by Democratic incumbents Rep. Annie Kuster and Sen. Maggie Hassan, as part of a six-state swing to personally award nearly $100 million in grants using the traditional prop of placards that look like large checks.

“We’re here with a little bit of wind at our back right now,” Buttigieg told those gathered, including local business owners and party…