CONCORD, N.C. (AP) — Daniel Suarez’s surprising win Sunday night at the Coca-Cola 600 gave Spire Motorsports its second victory of the season, matching the total of racing giant Hendrick Motorsports. For a team with three full-time Cup drivers and only 175 employees, that’s saying something. But that doesn’t mean the team is satisfied. “Yes, we’re seeing results. Yes, we are being competitive,” Suarez said. “But we’re not even close to our full potential.” Suarez, the first Mexican-born driver