PITTSBURGH — Every time it appears Erik Bedard’s career is edging toward completion, the 34-year-old lefthander reminds baseball he still belongs on the mound. Bedard was crucial to the Astros’ 4-2 11th-inning victory against the Pirates on Saturday at PNC Park, allowing just two runs and seven hits in six innings. Bedard’s previous season-high for innings was five, and he turned the ball over to four Astros relievers (Edgar Gonzalez, Wesley Wright, Jose Cisnero, Jose Veras), who held Pittsburgh to two hits and no runs in five frames. Bedard was banished to the bullpen May 5. He gave up 22 hits and 17 runs in 11 1/3 combined innings from [...]