Shea Langeliers is rejoining the A's roster for the series finale in Philadelphia against the Phillies after spending the past two games on the paternity list. Without him, the A's have lost the first two games against the Phillies, being outscored 15-4 in the process. He was certainly missed in the first game against left-hander Cristopher Sánchez, who dominated the A's lineup for eight scoreless innings, allowing just three hits and striking out 10. With A's manager Mark Kotsay limiting the lefties in the lineup for that game, Langeliers not being available was certainly noticeable in the lineup quality that night. With the return of their starting catcher, the A's have designated Austin Wynns for assignment. In the early part of the offseason, the A's made the decision to go with Wynns as their backup catcher instead of Willie MacIver, who was coming off his rookie campaign in the big leagues. MacIver ended up in Texas, and now Wynns is on the market as well.…