Current MLB injury designations, updated through the day from ESPN.
Cruz (hand) will remain on his rehab assignment with Double-A Altoona at least through the weekend, Colin Beazley of the Pittsburgh Post-Gazette reports.
The Pirates placed Rodriguez on the 10-day injured list Thursday with left hip inflammation.
The Pirates announced July 31 that Griffin (finger) has resumed participating in baseball activities, including playing catch and taking right-handed swings against a Trajekt machine, MLB.com reports.
The Pirates placed Keller on the 60-day injured list Monday due to a right arm teres major muscle injury.
The Pirates placed O'Hearn on the 10-day injured list Saturday with a left quad strain, Colin Beazley of the Pittsburgh Post-Gazette reports.
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