The Chicago Cubs open a three-game series against the San Francisco Giants in San Francisco, according to previews covering Friday’s 9:15 CT matchup and Saturday’s 9:05 CT game. The Yahoo Sports previews frame the weekend set as the first two days of the series, with the Cubs seeking continued success after winning prior games. In the Saturday preview, the Cubs are noted as aiming for their third consecutive win. Across the two outlets and matchups, both games are part of the same scheduled three-game stretch between the Cubs and Giants at San Francisco, with Friday serving as the series opener and Saturday the next contest. The previews do not provide additional details such as starting pitchers, injuries, or specific game storylines in the provided text. Overall, the reporting focuses on the schedule and the Cubs’ form heading into the series, highlighting that Chicago begins the series on Friday and continues play on Saturday, with an opportunity to extend its winning streak.