ST. LOUIS – Astros manager Bo Porter called the media back into his office late Wednesday and delivered the news: Jarred Cosart had a direct ticket to the Show. After Cosart went_ out of his way during spring training to say he wanted a spot on the Astros’ opening-day roster, one of the rebuilding organization’s most promising pitching prospects is scheduled to start Friday against Tampa Bay ace lefthander David Price, who won the 2012 American League Cy Young award. Cosart, 23, went 7-4 with a 3.29 in 18 games (17 starts) for Class AAA Oklahoma City this season. The 6-foot-3, 180-pound righthander struck out 93, allowed 74 hits and [...]