(toe) is expected to miss up to four weeks with his injury, the Pirates' Web site reports.
GM David Littlefield was not pleased with Perez's actions. The 23-year-old lefty kicked a metal laundry cart and broke his left big toe. "It's certainly unacceptable," said Littlefield. "Not only does it hurt Oliver and his progress this year, but certainly it's a letdown for the team."