JJ Wetherholt is making a serious case for the National League Rookie of the Year award, and Tuesday night's performance only added to the growing buzz. The St. Louis Cardinals' rookie infielder crushed a two-run homer in the sixth inning, providing crucial insurance runs in a 6-4 victory over the Athletics. It was the kind of clutch moment that separates contenders from the pack.

Through his first 41 major league games, Wetherholt has posted solid numbers: eight home runs, 22 RBI, 32 runs scored, and a .783 OPS. While these stats might not leap off the page compared to established stars, they're impressive for a rookie adjusting to big-league pitching—especially one playing a key role on a winning Cardinals team.

What's turning heads is the consistency of his power surge. Over his last 15 games, Wetherholt has launched four home runs, driven in 10 runs, and posted a .492 slugging percentage. His swing looks more confident, particularly against fastballs that gave him trouble earlier in the season. Tuesday's homer was another sign that the game is starting to slow down for him mentally.

That mental adjustment is crucial. Rookie of the Year races often shift dramatically once pitchers adjust and scouting reports expand. Early-season favorites can fade fast. The rookies who survive those adjustments are the ones who become real contenders by August and September. Right now, Wetherholt is positioning himself for exactly that kind of staying power.

For Cardinals fans and baseball observers alike, this is a rookie worth watching closely. If he keeps building on this momentum, Wetherholt could be wearing more than just a Cardinals uniform by season's end—he could be wearing hardware.