The third overall pick is batting .667 with a 1.417 OPS after two games.
Roy Halladay inspired a cast of potential future Phillies, and Austin Davis is his first pupil to reach the big leagues.
Franco is back in the lineup after being sent to the bench.
Cole Irvin spent parts of two seasons on the Angels grounds crew and is now nearing a promotion to the Phillies.
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Adam Morgan was booed as he entered Wednesday's game at Citizens Bank Park. He responded by getting two huge outs and his first career save in the Phillies' win over St. Louis.
Lehigh Valley also won behind four RBIs from Trevor Plouffe.
Jake Arrieta was one strike away from getting out of the sixth inning Wednesday afternoon. Had he escaped, it would've been the first time he hadn't allowed multiple runs in a start since the end of May.
Odubel Herrera homered and the bullpen held on as the Phillies took their third straight series. The Phils have won seven of their last 10 games.
In 25 appearances this season, Tommy Hunter has a 4.79 ERA, hardly what the Phillies expected when they signed him to a two-year, $18 million contract.
The rookie will return to the disabled list just two weeks since being activated from it. He was hit by a pitch Tuesday night.
The Phillies saved Seranthony Dominguez for the ninth inning, and the rookie phenom gave up a game-winning homer in a 7-6 loss to the St. Louis Cardinals.