Aroldis Chapman of the Reds sets a new record by notching a strikeout in his 40th straight relief appearance, dating back to August 21, 2013. The previous record had been held by Bruce Sutter since 1977. Chapman strikes out the side against the Pirates on the way to his 20th save of the year.

On July 11, 2014Aroldis Chapman of the Reds sets a new record by notching a strikeout in his 40th straight relief appearance, dating back to August 21, 2013. The previous record had been held by Bruce Sutter since 1977. Chapman strikes out the side against the Pirates on the way to his 20th save of the year.

Source
Baseball Reference July 11