We are at the midpoint of the 2018 MLB season and many players with ties to Arizona are making a big impact.
The Heat Index breaks down the top performing MLB players that were born in Arizona or went to an Arizona high school or college so far in 2018.
Stats through July 3, 2018.
Tony Barnette, Rangers (ASU)
Barnette has a 2.39 ERA with 26 strikeouts in 26.1 innings pitched on the season. He has only walked five batters.
Cody Bellinger, Dodgers (Chandler Hamilton High)
Bellinger has followed up his sensational rookie series with a .