 We'll be on the air at 105 with Nats on deck, 135 with the first pitch. Right-hander Kyle Gibson, 6-3, will start for St. Louis. Gibson, a 3.88 ERA, will make start number 17. And for the Nationals, rookie left-hander DJ Herz. He'll be on the mound to make his seventh start, 1-2 with a 4.67 ERA.