Joshua Houston struck out five in five innings, and Chicago's Jackie Robinson West beat Pearland, Texas, 6-1, in an elimination game in the Little League World Series on Tuesday night.
Chicago will face the loser of Wednesday's game between Las Vegas and Philadelphia on Thursday night. Pearland has been eliminated.
Houston threw 67 pitches and gave up just four hits before Marquis Jackson relieved him in the sixth.
Chicago backed its starter with two three-run innings.
Jackson singled to open the scoring in the first inning, driving in tournament star Pierce Jones, who went 0-for-2 with a walk. A Pearland error and fielder's choice allowed Chicago to score two more runs in the inning
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Jackie Robinson West's three-run fourth inning was highlighted by Houston, who drove in two runs with a double to the warning track.
Pearland's lone run was scored on Joshua Gabino's double in the third inning.