Kenley Jansen injury update: Boston closer tests positive for COVID-19 - DraftKings Network
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Sources - Red Sox, closer Kenley Jansen reach 2-year deal - ESPN
Red Sox closer Kenley Jansen has avoided a real health scare
Jansen only Red Sox named to American League All-Star team
Kenley Jansen has helped saved Red Sox' season with crucial late-game impact – NBC Sports Boston
Kenley Jansen represents Red Sox in All-Star Game
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