Hayes is out of the lineup for Sunday's game against the Cardinals.
Hayes is not in Tuesday's lineup against the Reds, Kevin Gorman of TribLive.com reports.
Hayes (back) is starting at third base and batting fifth Sunday against the Cubs, Kevin Gorman of TribLive.com reports.
Hayes isn't starting Saturday against the Cubs due to lower back discomfort, Alex Stumpf of DKPittsburghSports.com reports.
Pirates 3B catches throw from dad, who caught final out of '96 WS at Yankee Stadium