https://cdnph.upi.com/ph/st/th/4831785941649/2026/upi/1e8ddee2c9e17c8bf11c2e8551a86b66/v1.5/Pittsburgh-Pirates-release-designated-hitter-Marcell-Ozuna-after-slump.jpg" /> The Pittsburgh Pirates released designated hitter Marcell Ozuna after a career-worst offensive slump, a league source told UPI on Wednesday.