Yainer Diaz and Cam Smith slugged three-run home runs, and Brandon Walter earned his first career victory as the Houston Astros topped the Chicago Cubs 7-4 on Friday in the opener of a three-game interleague series.

Cam Smith hit a three-run homer in his first game against the Cubs since being traded to Houston and Brandon Walter threw six solid innings in his first MLB victory as the Astros beat Chicago 7-4.

Yainer Diaz and Cam Smith propelled the Houston Astros to a 7-4 victory over the Chicago Cubs with three-run homers. Brandon Walter secured his first MLB win, pitching effectively for six innings. Houston's offense dominated early,