More Astros: GM Luhnow on hunt for next manager |_Astros choose AAA manager to serve as interim manager | Mills finishes with 171-274 record | Harvey: Astros do Mills a favor | Notable Mills moments | Fans: The man never had a chance Tony DeFrancesco was in Round Rock Saturday night, managing the Astros’ AAA farm team from Oklahoma City, when he received the call, informing him that he, like so many of his players this season, was being called up to Houston. “This is the first day,’’ he proclaimed at a news conference about 12 hours later, literally in his first day as the Astros’ interim manager. But for [...]