Thursday in the minors: Ventura debuts at Omaha, which wins on walkoff balk

Yordano Ventura’s debut at Class AAA Omaha was a success Thursday as the Storm Chasers rallied for a 2-1 win against Oklahoma City ... on a walkoff balk.

Ventura didn’t get the win, even though he allowed only one run on one hit in five innings. He struck out six and walked four, and threw 87 pitches (52 strikes).

He left the game trailing 1-0, and that was the score heading to the bottom of the ninth. Max Ramirez and Irving Falu drew successive one-out walks when Adam Moore grounded into a force out at second. An error allowed the lead runner to score and Moore took second.

Moore moved to third on Willy Taveras’ single and scored when Jose Valdez balked.

Jarrod Dyson (high ankle sprain) made his first rehab start at Omaha and was zero for three.

Class AA Northwest Arkansas

Blue Valley Northwest graduate Jason Adam picked up his first win of the year as the Naturals beat Tulsa 10-4. Adam, a 6-foot-4 right-hander, gave up four runs on five hits in six innings. He struck out four and walked three in improving to 1-7.

Left fielder Brian Fletcher had two home runs, a double and four RBIs for Northwest Arkansas, which pounded out 16 hits. Catcher Mitch Canham, second baseman Rey Navarro and shortstop Alex McClure each had three hits. Navarro also added a double and two RBIs.

High-A Wilmington

Tyler Sample pitched four shutout innings as the Blue Rocks held off Carolina 6-4.

Sample gave up one hit, but walked five and struck out three, but he didn’t go the requisite five innings to get the victory. Still, his ERA dropped to 0.87.

Malcom Culver, 2-3, struck out five in 2 2/3 innings, allowing one run on two hits.

Second baseman Justin Trapp had three hits, including a double, while first baseman Daniel Mateo collected two hits and two RBIs. Center fielder Geulin Beltre added two hits with an RBI for Wilmington, which 6-1 going into the ninth inning.