It was Sept. 12 .
Corey Seager had just erased any doubt he belonged in the major leagues , going 4 for 4 in a game against the Arizona Diamondbacks , when a reporter asked about his calm exterior .
It was Sept. 12 and Corey Seager had just erased any doubt he belonged in the major leagues , going 4 for 4 in a game against the Arizona Diamondbacks , when a reporter asked about his calm exterior .