Nationals manager Dusty Baker said that Lopez will start Saturday's game against San Francisco, Mark Zuckerman of MASNsports.com reports.
Although he's yet to be officially called up, Lopez has been confirmed by manager Dusty Baker to be Saturday's starter against Jake Peavy and the Giants. Lopez has spent the majority of 2016 between Double-A Harrisburg and Triple-A Syracuse where he's compiled a 2.90 ERA and 1.17 WHIP over 96.1 innings.