Giants walk tightrope to beat Cubs in extras, finish road trip .500

Giants walk tightrope to beat Cubs in extras, finish road trip .500
CHICAGO — The Giants did what they couldn’t a day earlier: They plated the automatic runner placed at second base to begin extras and prevented the Cubs from doing so in their turn to bat. Jonah Cox, in as a pinch-runner, raced home on an opposite-field single from Matt Chapman for only the Giants’ second...