Red Sox closer Kenley Jansen knows he must change now that

Kenley Jansen 'wasn't expecting' to be Red Sox All-Star pick

Kenley Jansen throwing harder cutter in 2023

Kenley Jansen signing fortifies a vastly improved Red Sox bullpen

What happened to Kenley Jansen? A look at the rules violations that triggered the Red Sox closer's blown save - The Boston Globe

Kenley Jansen lone Red Sox player named to MLB All-Star Game

Red Sox sign closer Kenley Jansen to 2-year, $32M deal

What happened to Kenley Jansen? A look at the rules violations that triggered the Red Sox closer's blown save - The Boston Globe

Red Sox closer Kenley Jansen 'going to try to avoid' IL stint

What happened to Kenley Jansen? A look at the rules violations that triggered the Red Sox closer's blown save - The Boston Globe

Dodgers mull closer change after Kenley Jansen nearly blows game

Red Sox' Kenley Jansen blasts Chaim Bloom's trade deadline inactivity – NBC Sports Boston

Kenley Jansen agrees to two-year deal with the Red Sox - Battery Power