Just saw this report that first baseman Chris Carter — the A’s top power-hitting prospect — was promoted from Double-A Midland to Triple-A Sacramento. I think a lot of people were expecting this to happen any time now. Check out Carter’s stats at Midland — crazy. The A’s are especially pleased with his .337 batting average, a quantum leap from last year’s .259 mark at Single-A Stockton.

The indication I’ve gotten is that the A’s are leaning against promoting him to the majors in September. He’d have to be added to the 40-man roster, and those spots are precious. Also, he could get good experience playing in the Triple-A playoffs this season, and the A’s value that for their prospects. …