Then Roger Bernadina singled off Strop with two outs, but Wladimir Balentien then grounded out softly to Strop for the third out.
Tossing only 11 pitches in the inning, Strop got each batter out on 95-mph fastballs.
The Dominican Republic will now face Puerto Rico on Tuesday night at 8 ET on MLB Network and ESPN Deportes for the Classic title.
Quinn Roberts is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.